Electronics

Find Electronics from the best B2B online marketplace. Find a reliable Electronics supplier, vendor, manufacturer or distributor to get free quote on HKTDC Sourcing.

Electronics Suppliers and Manufacturers

Consumer Electronics

elec

Find Consumer Electronics from the best B2B online marketplace. Find a reliable Consumer Electronics supplier, vendor, manufacturer or distributor to get free quote on HKTDC Sourcing.

Consumer Electronics Suppliers and Manufacturers

Hangzhou Sky-Lighting Co Ltd

Smart  Door Sensor

Tronico Technology Co Ltd

The door sensor provides the most reliable, convenient and cost effective solutions for security protection. The sensor is powerful and versatile enough to help solve even the toughest, most labor intensive installations.

Technical Specification 	 RF Frequency：919.80 MHz (HK), 868.40 MHz (EU/CN) 	 Transmission Range：Up to 30m indoor 	 Battery Life：1 Year 	 Power：CR2 x 1 	 Standby Current：1uA 	 Indicator：Red LED 	 Door Densor Main Body(LxWxH)：71 mm x 20 mm x 22 mm 	 Door Sensor Deputy Body(LxWxH)：40 mm x 11 mm x 11 mm 	 Weight：30 g 	 Accessory：Battery, Screws, Screw Stopper, Adhesive 	 Operation Temperature：0 ~ 40 ℃ 	 Relative Humidity：5 ~ 95 % 	 Environmental Characteristic：IP20, Indoor Use  

Door Sensor

Rondish Co Ltd

Anti-Wandering Door Monitor The system will help caregivers watch over patients who are at risk for wandering. It immediately alerts caregivers when patients wearing wristband tags move within range of protected doors, providing an audible and visual alarm.It functions with just a door alarm and a resident wristband. Mount the door monitor alarm by any exit or doorway in your care facility, plug it in and place wristband on resident.  The 2 basic components are : A door strip sensor (DMS-21) to be affixed next to protected doorPatient wristband transmitter (TXP-21)Features : Immediate audible and visual alert when patient wearing wristband transmitter move within the range of protected doorsEasy installation with easy range settingOption to connect with door lock when alarm is triggeredLow battery detectionMultiple reset options availableProgrammable wristband codingCan be used for a single door, or with a central monitor to watch over a larger areaIf central monitor is used, the door strip sensor is automatically fault-checked to ensure operationsWristband with unbreakable strap is available for optionAlerts when resident exits through protected doorAdjustable detection range (short, med, long)Programmable with area code, door number, andlock time (electronic lock not included), and dooropen too long alertsOptional electric/magnetic lock functionalityAlarm bypass allows caregiver to escort residents through a protected door without activating alarmAnti-tailgating functionalityAlarm output: low-power signal allows integration with Rondish wireless products, or NO/NC relay allows interfacing with 3rd party equipment

Anti-Wandering Door Monitor II- DoorWatcher Sensor

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. 

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

Power View Ind'l Ltd

A shock sensor door bell for wooden or glass doors. It will automatically announce "Ding Dong" when someone knocks the door. Hi/Low volume control. 

PV111 Door Announcer (Shock Sensor)

Ideal for home placing in front of door or window to prevent intruder. Mini size for door of shop or office to announce the entries. Built-in PIR sensor for detection. 

SH49 Mini Sensor Alarm and Chime (2 IN 1)

Personal alarm keychain with lanyard includes the following features:   LED with 12,000 - 18,000 MCD   Pull keychain to trigger alarm instantly   Mini-sized   Using 1 x AA batteries (not included)   Volume: 120 - 130 db   Lifetime: 50,000 hours   Keyring   Lanyard included   Customized logos are available  Material:   Plastic ho using    Size&nbsp; closed:   Size of 7.4 x 3.3 x 1.8 cm   Weight of 55 g  

Personal Alarm

Personal Alarm Keychain includes the following features : 	 Panic and test alarm button 	 Pull keychain to trigger alarm instantly 	 Mini-sized 	 Using 3 x AG13 batteries (included) 	 Volume: 120db 	 Keychain 	 Customized logos are available 	 Available in different colors  Material : 	 Plastic housing  Size closed : 	 Size of 5.4 x 2.6 x 1.7 cm  

 130db Personal Alarm with Keychain includes the following features :     Pull the keychain to initiate alarm   Volume: 130db   Using 3 x AG13 batteries (included)   Keychain included   Customized logos are available   Material :    ABS housing   Size closed :    7.5 x 3.8 x 1 cm  

Personal Alarm Keychain with LED includes the following features : 	 Panic and test alarm button 	 Quality LED flashlight function 	 Mini-sized 	 Volume of alarm: 110 dB (actual dB) 	 Keychain 	 Customized logos are available 	 Available in different colors  Material : 	 ABS plastic housing 	 Zinc alloy keychain  Size closed : 	 Size of 6.5 x 4.5 x 1.2 cm  

Secerity Alarm

 130 db Personal Alarm with LED and Keyring includes the following features :     Press the left button to turn on LED   Press the right button to initiate alarm   Volume: 130db   Using 3 x AG13 batteries (included)   Keyring included   Customized logos are available   Material :    ABS housing   Size closed :    5 x 5 x 2 cm  

High Technology Manufacturing Ltd

   POWER SOURCES : 100 - 240VAC~50/60 Hz 100Ma   OUTPUT POWER : 14.5VDC = 150Ma   DIMENSIONS : 178 x 78 x 325mm (WxDxH)   NET WEIGHT : 1.72 kg   APPLICATION : INDOOR USE only; For Industry, Warehouse, Personal Care, Residence, Commercial and Agribusiness.   PACKING :Gift box packing for 1 piece.  

Home Protector Alarm

Personal alarm keychain includes the following features: 	 Panic and test alarm button 	 Pull keychain to trigger alarm instantly 	 Mini-sized 	 Sound duration last 5 to 10 mins (new battery) 	 Using 1 x CR20032 battery (included) 	 Volume: 95db 	 Keychain 	 Customized logos are available  Material: 	 Plastic housing  Size closed: 	 Size of 6.5 x 2.8 x 2.5cm  

Security Alarm

Ningbo Homemate Products Co., Ltd.

WIFI Window/Door Sensor                      two stats:open and close                    power input:AAA x 2pcs                     standby current:13uA                     wokring current:65mA;                       max current:100mA                          battery life:2 years                               operation temperature:0-40                   size:8 x 2.7 x 2.3cm                              WIFI type:2.4GHz                            WIFI DISTANCE:45M

WIFI Smart Window/Door Sensor    

Harmonica Alarm with LED includes the following features : 	 3 Quality Red LED and 1 White LED 	 Pull keychain to trigger alarm instantly 	 3 Modes of brightness setting (Light - white LED, Blink - red LED and off) 	 Mini-sized 	 Requires 1 x CR2025 battery (included) 	 Volume: 105 db 	 Nylon strap attached  Material : 	 Plastic housing  Size closed : 	 Size of 8 x 4.1 x 1.6 cm  

LED Key Finder with Alarm includes the following features : 	 Quality LED bulb 	 Alarm 	 Requires 2 x AG3 batteries (included) 	 Keychain 	 Available in various colors  Material : 	 ABS plastic housing  Size closed : 	 Length of 5 cm x Width of 3.7 cm x Thickness of 1.2 cm  

LED Key Finder

Square Shaped LED Key Finder with Alarm includes the following features : 	 Quality LED bulb 	 Alarm 	 Requires 2 x AG3 batteries (included) 	 Keychain 	 Available in various colors  Material : 	 ABS plastic housing  Size closed : 	 Length of 3 cm x Width of 3 cm x Thickness of 1 cm  

Venture Global Ltd

This Ultra Thin Door / Window Alarm can fit for many sliding doors and windows. This alarm is triggered either by vibration or entry opening. 	 Lifestyles aesthetic design 	 Ultra thin profile &lt; 8.5mm thick. Suit for most sliding doors windows 	 Alarm triggered after entry opened 	 Dual sensors allow magnet placed at left or right side 	 Dual tones:&nbsp;Siren or Bell&nbsp;Sound 	 Clear and Loud Sound 95dB 	 Built&nbsp;in&nbsp;window vibration sensor,&nbsp;can act as glass window broken alert 	 Cyclical alert capability if door / window remain opened 	 Warning sticker provided to alert potential intruder 	 Low battery consumption 	 Low battery power indicator 	 Easy access to replace battery from front cover&nbsp; 	 Powered by 2pcs of CR2032 batteries (included)  

Ultra Thin Door and Window Alarm

Triangular-Shaped Mini Bluetooth Shutter includes the following features : 	 Anti-Lost alarm tracer function 	 Remote control shutter 	 Voice recording 	 Battery level, tap the battery level button to show the battery level 	 Bluetooth: V4.0 	 Working voltage: 3V 	 Working pressure: 3 mA 	 Noise ratio: &gt;=50dB 	 Available for iPhone, iPad Mini, iTouch 5, iPad3/4 and Android system,&nbsp; 4.0 smartphone (Android 4.3 version and up-grade version) 	 Working distance: &lt;25m 	 Requires CR 2032 Lithium battery, lasts about half year 	 Available in different colors  Material : 	 ABS plastic housing  

Bluetooth Shutter

Ideal for side doors/windows.Mount it on the window and door with adhesive tape.Magnetic Sensor: Detects open for door or window.Vibration Sensor: Detects vibration of door or window (Adjustable sensitivity)When the door/window is opened or knocked by anyone, the unit will alert high output siren for 20 seconds.

SH818VM Slim Entry/Vibration Alarm (2 in 1)

GUARDMAN® Wandering Prevention System is a DIY Elderly Monitoring System, ideal for alerting caregivers when persons with Impaired Memory Syndrome like Dementia OR with Alzheimer’s disease step out of the protected zone accidentally.  • The transmitters can be ideally placed on the door/window OR down the pathway leading to the Monitored Zone Exit. • Once the Transmitter is triggered, it will send a wireless signal to the Receiver unit, alerting the caregiver. • SUB-1G RF frequency with wireless transmission range up to 300m / 1,000ft (direct line of sight).  Wireless Door / Window Alarm (Transmitter) • Ultra-thin profile &lt;8.5mm thick. Suitable for installation on sliding doors/windows. • Transmits a wireless signal to the receiver unit and triggers an alert sound once the door/window is opened. • Loud 95dB alert sound. Dual tone selection. • Cyclical alert continues if the door/window is left open/unattended. • Low battery indication on the receiver unit. Wireless Indoor Motion Detector (Transmitter) • Can be placed down the pathway leading to the Protected Zone Exit. • PIR sensor detects range up to 7m and +/- 30 degrees. • Sensor with swivel joint design. • Transmits a wireless signal to the receiver unit when someone enters the monitored zone. • Low battery indication on the receiver unit. Wireless Entry Mat (Transmitter) • Slip resistant. Can be placed under the door mat/rug. • IP55 weather proof. • Transmits a wireless signal to the receiver unit when someone steps on the door mat/rug • Low battery indication on the receiver unit. Vibrating Pager (Receiver) • Loud sound up to 95dB. Selection of 18 different alarm tones available. • 3 selectable operating modes: sound / vibrating / sound &amp; vibrating. • Configurable with up to 4 different GUARDMAN® sensors / transmitters. • LED indicator icon available for each zone / channel. • Portable built-in belt clip 

Wandering Prevention System

Ideal door slide doors/windows. Detects vibration of doors/windows. Adjustable sensor sensitivity for different operating environments. 

SH238 Thin Shock Sensor Alarm

Ideal for traveler placing in front of door or window to prevent intruder. Built-in PIR sensor for detection. Sensor detection up to 2-3 meters. 

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