Long Range: Remote car battery disconnect switch system, allows you to disable your vehicle's power system remotely with a control distance of up to 160ft (48.78m). Convenient and Simple: This remote electromagnetic battery switch enables easy operation from outside the engine compartment. Working Voltage: 12V remote power off switch with a working voltage range of 11-15V, compatible with most cars, small trucks, agricultural vehicles, and similar applications. Low Power Consumption: Draws 5mA in standby mode and approximately 3W during operation, offering efficient energy usage. Stable Performance: Equipped with an external antenna for enhanced signal strength and range. Designed solely for battery on/off functions; it does not start the engine. Features a default-off design. Specification Item Type: Remote battery disconnect switch Material: ABS, copper, silver Battery Model: CR2016 x 1 (built-in) Battery Capacity: 75mAh Working Voltage: DC 11-15V Rated Current: 120A-200A Starting Current: 200A-360A (for less than ten seconds) Standby Current: 0.005A Switch Size: Approx. 45 x 45 x 45mm / 1.77 x 1.77 x 1.77in Package List 2 x Remote Control 1 x Main Power Switch 1 x Copper Terminal 2 x Battery Clip 1 x Copper Adapter Note 1. After installation, when the relay switch is turned on, battery power consumption increases. When leaving the vehicle, ensure the main power supply is turned off using the remote control to prevent excessive power drain and potential starting issues. 2. Cutting off the vehicles power supply may disable systems such as the alarm and onboard computer. Confirm that this will not cause unintended effects before use. 3. Do not disconnect the relay switch while driving, as this may increase generator voltage and potentially damage electrical components. 4. The product may be shipped in either new or old version design randomly. Please ensure acceptance of this variation before ordering.