12 V battery circuit breaker, 240 A battery cutter, car circuit, automatic stop switch for car, RV, ATV, truck, boat.

This 12v battery circuit breaker can prevent the car battery from running out due to long-term parking, aging of the line and forgetting to turn off the lights. It can maximize the energy storage of the car battery, effectively protect and extend the service life. When the battery voltage is less than 11.8V, the remote switch will automatically turn off after 120s to save energy; When the voltage is over 13.2V, the remote control will be turned off to prevent accidental power off during driving, it can only be controlled by the manual switch. Battery kill switch operating temperature: -22℉~194℉, standby power consumption: 3mA, rated current: 240A, rated voltage: 12V, cut-off threshold: 11.8V±0.2V, instantaneous current: 500A. This kill switch is suitable for most 12V car, boat, RV, trailer, truck, ATV, UTV, motorbike, vehicles with displacement less than 4.0; Negative pole: 9-13mm and 15-17mm, not suitable for small vehicles with pole head. Battery cut-off switch adopts the negative link method, easy to install and more stable in performance. Note: Before installation, make sure that you turn off the power and do an ignition test after installation.