High Sensitivity Handheld Metal Detector includes the following features : 

• Alarm indication: steady yellow LED - target detected; blinking green LED - power on; flashing red LED - low voltage indication
• Two alternative alarm options: audio mode (buzzer and red LED) and vibration mode (vibration and red LED)
• When metal is detected, the indicator light will turns to yellow steady
• Operated by 9V battery (included)
• Battery life: 30 - 40 hours (lithium battery); 28 hours (alkaline battery)
• Frequency: 25Hz
• Reset time: 0.5 seconds, automatic
• High sensitivity
• Lightweight design
• The comfortable handle make it easier to use over a long period of time
• Perfect for security control and detection of prohibited goods, electronic products, metal etc in train stations, border guards, schools, courts, venues and factories

Material :

• ABS housing

Size closed :

• Length of 37.5 cm x Width of 7.7 cm x Thickness of 2.6 cm
• Weight of 225 grams