Internal battery
Rechargeable internal Li-polymer battery
Nominal voltage: 3.7v
Capacity: 500mAh
Watt-hour : 1.85Wh
Size : 8.7mm*19.6mm*30.6mm
Precautions
No turning on the LED light directly to the eyes, it could be harmful
Do not place this unit in a humid place and do not immerse it in water.
The alarm allows the user to attract attention in emergency situations, but does not turn it on if everything is fine, because the sound could be too loud.
Do not hit the stick too strongly because the electronic parts could be damaged and it will stop working.
