Wireless Remote Bike Alarm Waterproof, USB Rechargeable Anti-Theft Bicycle Motorcycle Wireless Security Vibration Motion Sensor Triggered Alarm

•Alarm noise level:110dB

•Remote range: up to164 feet(up to 229 feet outdoors)

•Alarm battery: 4.2V 700mah lithium battery (including)； Remote control battery: 27a (12V) alkaline battery (including)

•Alarm working time: about 1 ~ 3 months. The standby time is about 6 months

•Remote working time: 1 ~ 2 years (5 times a day)

•Working temperature: - 40 ~ + 70 , storage temperature: - 40 ~ + 70

•Working humidity:

•Low Battery Warning & Charging:1. Check whether the remote control indicator can light up. If not or light weak, please replace the remote control battery. 2. The alarm is in low power consumption mode when you receive. In this mode, remote can not control the alarm. Please charge the alarm at least 1 minute to activate before use, otherwise remote can't control the alarm. 3. If alarm have been charged and activated, remote still doesn' t work, please pair the remote and alarm again. The pairing method please see.

•Notice: Before the first use, please charge it once to activate it before normal use. It is recommended to use it again when it is fully charged.