Product features: The host has a built-in lithium battery, USB-C charging, exempting the battery trouble, The 4th version of the electricity saving technology, the remote control battery is more durable3 kinds of electric ringtones, the distance from the remote control is long, which is convenient to find a car, There are three installation methods: bracket, tie, double -sided glue, no wiring, suitable for various modelsAuto -level 6 section alarm, 110dB of volume, effectively deterred thief, Three -dimensional displacement sensor and special algorithm to accurately identify and steal behavior, reduce misunderstandingGrade 7 sensitivity adjustment, from gently touch, to pushing beating, suitable for various occasions, PC+anti -UV material, IP54 waterproof and dustproof, high and low temperature, not afraid of wind and rain and cold heatProduct Description:Project: vehicle anti -theft alarmCharging: USB can be Wireless range: 30-60mBuilt -in battery: 4.2V 700mAh lithium batterySound: 110dBWaterproof: IP54 WaterproofWorking frequency: 433.92MHzRemote control battery: WL03C: 1 27A (12V) alkaline batteryRemote control scope: maximum 164 feet (outdoor of up to 229 feet)Instructions:Before using it for the first time, please charge it and then use it normally after activation.It is recommended to use it after it is fully chargeThe maximum sound 110db: the sound of the car pole alert effectively scared the thiefColor: BlackMaterial: ABSPackage Contents:1 x host1 x remote control1 x data cable1 x cable tie1 x screw pack1 x English manualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.