Overview and Specifications:
1: AK17 laser infrared SOS survival bracelet
2: Function: 1 flashlight, 2 infrared laser light, 3 purple
light, 4 survival whistle, 5 take the card pin, 6 reflector, 7 compass.
3: Battery voltage 3.7V, capacity: 120mAh, charging input
Main optical power: 0.25W, brightness 28000-30000MCD.
Violet wavelength: 396-400NM, brightness 200-300MCD.
Red laser power: 5MW, wavelength 650NM.
4: The total length of the umbrella rope is 3.2 meters.