Long range: Remote car battery disconnect system allows you to disable your vehicle's power system remotely with a control distance of up to 48.78 meters. Convenient and simple to use: This remote electromagnetic battery switch enables control of the battery circuit from outside the engine compartment. Operating voltage: 12V remote kill switch with a voltage range of 11-15V, compatible with most cars, small trucks, agricultural vehicles, and similar applications. Low power consumption: The switch 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 extended range. Designed for use with start/stop battery systems; it does not start the engine. Default configuration. Specifications: 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 Startup Current: 200A-360A (for less than 10 seconds) Standby Current: 0.005A Switch Dimensions: Approx. 45 x 45 x 45 mm / 1.77 x 1.77 x 1.77 inches Package List: 2 x Remote Controls 1 x Main Power Switch 1 x Copper Terminal 2 x Battery Clips 1 x Copper Adapter Note: 1. After installation, when the relay switch is activated, battery drain may increase. When leaving the vehicle unattended, use the remote control to cut off main power promptly to prevent excessive discharge and potential starting issues. 2. Disabling the vehicle’s power will deactivate systems such as the alarm and onboard computer. Ensure this does not interfere with essential functions. 3. Do not disconnect the relay switch while driving, as this may cause voltage spikes from the alternator and potentially damage electrical components.