Introduce：
Alarm：USB Charging.
Sound Decibel: 115 dB.
Remote Control Distance: 0-80M.
Waterproof Level: IPX5 Waterproof.
Material: PC Plastic + Engineering ABS.
Remote Control Battery:12V/27A Alkaline Battery.
Alarm Battery Capacity:400mAh(3.7V)lithium Battery.
Applicable models: Applicable to bicycles, electric bicycles, electric vehicles, motorcycles,outdoor camping equipment and personal safety protection.
Notice：
1. Before the first use, please charge it first, and then it can be used normally after activation. It is recommended to use it again after it is fully charged.
2.One alarm host can be paired with three remote controls.
It is recommended to use our original 2A USB charging cable when charging. The charging cable can be connected with computer USB, smartphone 5v2a adapter and mobile phone charging treasure for charging.
