Ningbo Kingdun Electronic Industry Co., Ltd.

This is a door stopper alarm with a streamlined housing in white. It is finely designed to promise smart detecting performance. Made of high-quality materials, this gadget promises an extra-long lifespan.
 
  9V battery included. 
  Alarm decibel: &ge;85dB/3m. 
  Certification: CE. 
 

Door Stopper Alarm

Peace Target Ltd

Door Window Sensor Alarm with Magnet Bar includes the following features : 	 Widely protecting shop, office, home or any entrance inside a house requiring protection 	 On / Off switch 	 Mini-sized 	 Magnet bar with magnetic sensor 	 Using 3 x 1.5V AG13 batteries (included) 	 Customized logos are available 	 Available in different colors  Material : 	 Plastic housing  Size closed : 	 Main body - Size of 5.1 x 3.8 x 1.9 cm 	 Magnet bar - Size of 5 x 1.4 x 1.4 cm  

Door Entry Alarm

This door stop alarm is an easy and effective way to protect you from home invasion and burglaries. The alarm will be triggered when invaders open the door of your home. This security door alarm is suitable for homes, offices, hotels, etc. &nbsp;
 
  Low-battery warnings. 
  Power source: 9V battery.&nbsp; 
 

Door Stop Alarm

MEINOE INDUSTRIAL (HK) COMPANY LIMITED

 	 Product weight: 61g 	 QTY：40PCS 	 MEAS：370 x 350 x 320MM 	 G.W/N.W：4.5/3.7KGS 	 Materials：ABS+PC 	 Battery：3PCS x LR44 	 Doorstopper alarm: place on the floor behind the door, when somebody pushes the door, the alarm will sound with red light, the door could not be opened. 	 Window sensor: place the unit on the window glass by the suction cup, when the window be moved,the alarm will sound with red light.the alarm will stop after 30 seconds  

Door Stopper Alarm /Window Sensor Alarm

Kerui Intelligent Technology (Heyuan) Co., Ltd

Door &amp; Window Contact Sensor:This SECRUI magnetic door &amp; window chime alarm sensor will emit loud volume alarm of 120dB whenthe door is suddenly open. It can prevent your kids from sneaking out. And it’s a perfect wireless security magnetic alarm for kids' safety, anti-theft, home, garage, postbox, and business' security.door open alarm door window sensor door sensorEasy to Install:This home/window contact sensor alarm security kit come with self adhesive pads so no tools are required, just had to stick the door alarm sensor on the door or window. It can also be used as a doorstop alarm, pool door alarm, garage door alarm or sliding door alarm.Fast Automatic Switch: With ultra-sensitive magnetic sensor desgin, this contact sensor kit can quickly detect your door or windows' status.No Worry Purchase:Each SECRUI customer is valuable and will be supported by 7 days*24 hours online service. We also offer a 12-month warranty. Please contact us for a satisfactory solution if any trouble happens to you.Product Description      Company Profile    Certificate  Exhibition   

Wholesale Popular Smart Security System Wireless Door Sensor Detector Door Window Alarm

New Sky Industrial Ltd

Smart Anti-theft Fingerprint Lock Bluetooth Padlock P22+ TUYA APP  ItemsDescriptionsFingerprintSensorSemiconductor fingerprint sensing technologyHead ShapeSquare 10.4*10.4mmCapacity10 setsTechnologyBiometricsFAR＜0.002%FRR＜1%Collection Time≤0.5sMatching Time≤1.0sAdmin Capacity1 setSet upShort press to unlock and enter fingerprints in the APPMaterialLock BodyIntegrated stamping to shape all zinc alloyLock BeamIntegrated stamping to shape all zinc alloyLock Beam Diameter7mmLock CylinderNo mechanical lock cylinderAPPAPPtuyaTechnologyBluetooth 4.1Unlock Time＜1sUnlock ModeAPP ConnectionPassword Length　Support SystemAndroid/IOSIC Proximity CardIC proximity cardNo supportIC proximity card/Frequency/Induction Method/Card Type/Card Capacity/Card Size/LED DisplayBacklight Mode/LED Display Size/OthersMotorPlanetary gear motor M10Working Voltage3.7VCommunication Mode/Antenna Module/Remote Unlock/Open door message push/Lock Picking Alarm Push/Remotely set a temporary password/Anti-hijacking alarm/BatteryLithium Battery 200mAh 3.7VCharging Current5V/200MAContinuous standby3 MonthsFull of tipsGreen Light offProduct Size91*54*25mmLow-Battery Alarm3.5VLED Light3-color LightUSB InterfaceMicro USB 5V 0.5A（urgent + Charging）Press ButtonStroke detection key*1 (built-in)Working Temperature-20℃~+70℃Product NW146g                  

Hot Offer Smart Anti-theft Fingerprint Lock Bluetooth Padlock P22+ TUYA APP

* 𝐏𝐑𝐄𝐌𝐈𝐔𝐌 𝐇𝐎𝐌𝐄 𝐀𝐋𝐀𝐑𝐌 𝐒𝐘𝐒𝐓𝐄𝐌 𝐊𝐈𝐓 -The smart home alarm system premium kit includes the security essentials for intruder detection: 1 loud 120dB alarm unit (siren), and 1 remote control. 40 extra sensors are available to expend.Home Alarm System Wireless Kit - Door Alarm Window Alarm* 𝐖𝐈𝐑𝐄𝐋𝐄𝐒𝐒 𝐀𝐍𝐓𝐈 𝐓𝐇𝐄𝐅𝐓 𝐓𝐄𝐂𝐇𝐍𝐎𝐋𝐎𝐆𝐘 -Because no wiring is required, the sensors can be moved or added easily; Our wireless alarm systems are battery operated so you can stay safe even through a power outage; No Wifi or GSM setup required.Home Alarm System Wireless Kit - Door Alarm Window Alarm* 𝐈𝐓 𝐈𝐒 𝐄𝐀𝐒𝐘 𝐓𝐎 𝐄𝐗𝐏𝐀𝐍𝐃 -As your needs may change in the future, our wireless technology is flexible and adapts to you; You can add extra door and windows sensors, alarm units, motion sensors and remote controls to different rooms in your home; Up to 40 sensors can be added to each alarm unit.Home Alarm System Wireless Kit - Door Alarm Window Alarm* 𝐄𝐀𝐒𝐘 𝐓𝐎 𝐈𝐍𝐒𝐓𝐀𝐋𝐋 -All the home alarm system products are exceptionally easy to install. Start by marking the desired space (doors or windows) and make sure to clean the surface. After peel the adhesive and stick the sensors and the siren unit on the desired surface.Product Description           Company Profile     Certificate  Exhibition   

Self-defense Safety Mini Alarm Sensor Burglary Security Wireless Window Door Magnet with Remote Control

 	 Name: Door/Window Alarm with Low voltage indicator 	 Model：MSA-820 &nbsp;&nbsp; 	 Size：75*39*12.2mm 	 Magnetic stripe size: 32*11.5*10mm 	 Product weight: 31g 	 MOQ：3000PCS 	 MEAS：450*300*240MM 	 G.W/N.W：9.5/8.8KGS 	 Material：ABS 	 Battery：3PCS*LR44 (include)  

Door/Window Alarm with Low Voltage Indicator

Power View Ind'l Ltd

Shock sensor door alarm No installation is required Instant alarm detect any vibration. Used safety spotlight in dark area. Ideal for home, office, hotel, Travelers, etc... 

PV50 Door Guard Alarm w/Spotlight

AEI Protect-On Systems Ltd

    Protects shops, offices, residences, mobile homes &amp; boats, everybody affordable.    Two independent protection zones, instant and delay.    Home or away operation.    Built-in door chime and siren.    Facility for connecting optional remote arm-disarm switch.    Facility for connecting optional remote status indicator.    Facility for connecting door chime buttons.    End-of-line resistor supervisd, compatible with both N.C. &amp; N.O. sensors.    Fixed 60 seconds exit delay, 30 seconds entry delay &amp; 3 minutes alarm time.    Siren driver capable to drive 2 external 8 Ohm siren horns.    12VDC output wet relay contact for other alarm peripheral devices.    12-16VDC operation, 5mA low standby current.    Size: 87(H) x 120(W) x 33(D) mm.    Weight: 180 g.

Alarm Controller 

1: Turn on the switch, the indicator light will flashes, 5 seconds later, it will be working 2: When the product detects vibration. It will emits a 130db alarm. After 30 seconds, the alarm will stop. 3: Low battery LED indicator, when the voltage is below 3V,the indicator light will have a red flash at a frequency of once a second. 

MSA-816 Vibration Door Window Alarm

Door &amp; Window Contact Sensor:This SECRUI magnetic door &amp; window chime alarm sensor will emit loud volume alarm of 130dB whenthe door is suddenly open. It can prevent your kids from sneaking out. And it’s a perfect wireless security magnetic alarm for kids' safety, anti-theft, home, garage, postbox, and business' security.door open alarm door window sensor door sensor4 Alarm Modes:It has 4 types of alarm modes--#1 Ordinary alarm mode (Alarm will last for 1 minute if your door is being open);#2 Wireless Doorbell mode (“Ding dong”, rings once as a welcome tone ); #3 Alarm and Stop mode (It will alarm loudly if the door is open, and it will stop as soon as your door is closed); #4 Door closing reminder mode ("Di Di", from low to high, it will remind you by repeated sound until the door is closed).door open alarmdoor alarm sensor door window sensor door sensorEasy to Install:This home/window contact sensor alarm security kit come with self adhesive pads so no tools are required, just had to stick the door alarm sensor on the door or window. It can also be used as a doorstop alarm, pool door alarm, garage door alarm or sliding door alarm.Fast Automatic Switch: With ultra-sensitive magnetic sensor desgin, this contact sensor kit can quickly detect your door or windows' status. It's powered by 2*AAA battery (Not included).door open alarmdoor alarm sensor door window sensor door sensorNo Worry Purchase:Each SECRUI customer is valuable and will be supported by 7 days*24 hours online service. We also offer a 12-month warranty. Please contact us for a satisfactory solution if any trouble happens to you.Product Description      Company Profile    Certificate  Exhibition   

Factory Price Hot Sale Window Door Sensor Entry Burglar Dependent Wireless Door Sensor

Smart Fingerprint Padlock Bluetooth Finger Lock L3+ Tuya APP,  ItemsDescriptionsFingerprintSensorSemiconductor fingerprint sensing technologyHead ShapeSquare 10.4*10.4mmCapacity10 setsTechnologyBiometricsFAR＜0.002%FRR＜1%Collection Time≤0.5sMatching Time≤1.0sAdmin Capacity2 setSet upShort press to unlock, long press 3S to set fingerprint, long press 6S to delete fingerprintMaterialLock BodyIntegrated stamping to shape all zinc alloyLock BeamIntegrated stamping to shape all zinc alloyLock Beam Diameter9mmLock CylinderNo mechanical lock cylinderAPPAPPtuyaTechnology/Unlock Time/Unlock Mode/Password Length/Support System/IC Proximity CardIC proximity cardNo supportIC proximity card/Frequency/Induction Method/Card Type/Card Capacity/Card Size/LED DisplayBacklight Mode/LED Display Size/OthersMotorPlanetary gear motor M10Working Voltage3.7VCommunication Mode/Antenna Module/Remote Unlock/Open door message push/Lock Picking Alarm Push/Remotely set a temporary password/Anti-hijacking alarm/BatteryLithium Battery 300mAh 3.7VCharging Current5V/200MAContinuous standby12 MonthsFull of tipsRed Light onWaterproof ClassLife WaterproofProduct Size57.7*25.2*88.5mmLow-Battery Alarm3.5VLED Light3-color LightUSB InterfaceMicro USB 5V 0.5A（urgent + Charging）Press ButtonStroke detection key*1 (built-in)Working Temperature-10℃~+70℃Product NW185g             

Hot Offer Smart Fingerprint Padlock Bluetooth Finger Lock L3+ Tuya APP

51 Ringtones, 5 Volume levels, Mute mode, Colorful indicator LED lights/ Multi function Wireless Doorbell/ Welcome Door Chime/ Door Window Open Alarm: Anti burglar, Children Safety, Pets/ Smart House Security Alarm SystemProduct Description      Company Profile    Certificate  Exhibition  

Wireless Waterproof Door Bell 100M Long Distance Door Window Open Alarm Sensor Welcome Doorbell Door Magnet Detector

 	 Using that for Door or window,It will emits 120-125DB sound to scare off bad guy if someone open the door or window without your permission.  

Doors and Windows Alarm

MGM Industries & Company

Features: *Large LCD screen. *Forced-air convection. *Microprocessor controller. *Universal casters with lock for easy movement. *Double door design, outer door is with viewing window. *Polished stainless steel chamber.  Safety Functions: *Over temperature alarm. *Independent limit temperature alarm system. *Leakage current and over-voltage protector.    

Lighting Incubator

Features: *Large LCD touch screen. *D type: with inner glass door.  G type: with viewing window. *Microprocessor controller. *Stainless steel chamber.  Safety Functions: *Over temperature alarm. *Independent limit temperature alarm system. *Leakage current and over-voltage protector.    

Touch Screen Constant-Temperature Incubator

Features: *LCD display. *Microcomputer temperature controller. *Double door design and magnetic door sealing. *Castors are equipped for easy movement. *The working chamber adopts round angle structure, easy to clean.  Safety Functions: *Over temperature protection, temperature sensor malfunction alarm. *Parameters can be saved automatically when power off or system error.     

Constant-Temperature Incubator

Wireless Smart Video Doorbell Press Door Chime B30,  ModuleDescriptionSpecDSP+WIFIDSP+WIFIJunZhengT31ZL+CYW43438_A1WIFITransmitting power11b：17dBmReceiving Sensitivity（11Mbps）-82dBmCameraSensorJX-F37Pixel2mDiagonal Angle170°HDRYesWDRNoResolution1928H x 1088V,640H X 360VVideo Codec StandardH264FPS(Frames Per Second)Day Time15fpcNight Time15fpsIR Night VisionQTY of Lamp6pcs of 5mmDetermine the principle of day and night realizationPhotodiodeDetection Distance5mHuman DetectionPrinciplePIRSensitivity Adjustment on Tuya APP-High means it is triggered immediately when someone is detected.-Mid means it is detected that someone has been hovering for more than 4 seconds to trigger-Low means trigger when someone hovers for more than 7 secondsDetection Distance1-3MPower ConsumptionWorking time (10 times per day, 25s per time)3 YearsCurrent (Standby)0.2mAWorking Current (Night Vision + Video Display)Day Time:200mA, Night Time:300mAVoiceQTY of Microphone1Spec of Microphone-38dbSpec of speaker1524 Horn;L100 2P 1.25,1W,8ΩWhether it has built-in echo cancellationYesPower SupplyAC (18V-24V)NoBattery3.7VUSB5VPower Monitoring FunctionYesChargingDC5VDC5VStorageTF SlotYesData Storage CloudYes (Extra Fee)Wake up MethodWake up By ButtonYesWake up By PIRYesWake up by Mobile PhoneYesInformation Push IntervalInterval of message&lt;600msTamper Alarm　NoWaterproof and dustproof grade　IP53Working TemperatureWorking Temperature-20~+60°Smart Speaker InteractionAlexaYES (Extra Fee)Google AssistantYES (Extra Fee)                          

New Arrival WiFi Smart Video Doorbell Press Door Chime B30

 	 Put it nearby the door or window in home, warehouse or shops, the alarm will immediately alert high frequency siren when someone is approaching. 	 Ideal for home or office. 	 Sensing distance up to 4 meters , 60 degree. 	 Battery: 3 x AAA batteries.  

Mini Cube Sensor Alarm

The window/door alarm detects every entry in order to protect your shop, office, home. Mounted it on the door frame by adhesive tape. It can also be a personal alarm, pull out the metal pin to activate alarm. 

SH666R Home and Personal Alarm 

Features: *Micro computer-based smart temperature controller. *LCD display for setting temperature and the temperature in the chamber, parameter memory  and recovery function for the purpose of protection against power failure, computer system  halt and data loss; protection and alarming against excessive temperature, failure of sensors,  creepage and, over-current; sound &amp; light alarming; timing function. *Separate temperature limiting and alarming system, automatic suspension in time of  exceeding temperature limit (optional). *UV sterilizing system (optional). *RS-485 portal, capable of being connected with printer or computer, recording variations of  temperature parameters (optional). *Double door (optional).   

Shock Sensor Door Alarm, adjustable sensitivity Personal Alarm, pull out the metal pin to activate alarm. LED Torch Light. 

PV51 Mini Traveler Guard (3 in 1)

Foshan Shunde Advante Electron Ltd.

With its weather-resistant design, Advent Door Alarm Sensor can withstand outdoor use in most climates.Easy installation of the doorbell kit:stick the sensor on the door/window (the distance between the two parts should not exceed 0.01 m), and the second step is to plug the chime receiver into the socket. Installation is completed!80m Wireless Range and Expandable Pairing:All the Advante brand's door entry chime and sensor alarm can be paired with each other, and one sensor can pair with countless receivers. With a wireless range of 80 meters, it meets the needs of a lot of apartment, store, restaurants, companies.32 Optional Ringtones and 4 Volume Levels - 32 rich and varied ringtones, there is always one that meets your expectations! 4 volume levels from 0-85dB, you can choose silence or loud sound, to meet your needs in daily life! The LED indicator is suitable for the elderly and those with hearing impairments. 

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