Remotely lock / unlock your car. More easy way to control your car. Also with flashing alert.You can slso download APP to use your phone to remote control.Features:Remotely lock and unlock your car. With trunk release button.To help you find your car parking location.Flashing alert; With LED indicator.Universal, suitable for all types of cars.You can slso download APP to use your phone to remote control your car.Specifications:Voltage: 12V ± 2V(DC)Static current: ≤15mAIndicator current: 20mAShock sensor current: <1mAFrequency: 433.92MHzKey Remote distance (Max.): about 50-80mBT receive distance (Max.): about 3-8mPackage size: 13 * 10 * 6.5cm / 5.1 * 3.9 * 2.6inPackage weight: 272g / 9.6ozPackage List:1 * Control Box2 * Remote Controller1 * LED Connection Wire1 * Wire1 * English User Manual