Remote battery cut-off switch function: long-term parking, power consumption of electronic devices, line aging, forgetting to turn off the light, resulting in battery loss and preventing the vehicle from starting normally. By installing our Kill Switch, the car battery power storage can be maximized, effectively protected and extend the service life. Intelligent Voltage Cut-off Switch: The battery switch detects the voltage at any time. In intelligent mode, if the battery voltage is lower than 11.9V, the switch will automatically turn off after 5 minutes. If the battery voltage is higher than 13.3V (such as when driving), the switch cannot be controlled. by remote control. High quality and easy to install: The car battery switch is made of pure copper. The durable and reliable battery disconnect switch uses the negative connection method, which is easy to install and has more stable performance. Note: Please cut off the power supply before installation, and perform a power-on test after installation. Specifications: Remote control distance 30-70m, Starting current: 500A, Standby power consumption: 5mA, Shutdown threshold: 11.9V 0.2V, Instantaneous current: 2400A, Working temperature: -22F ~ 194F, Rated voltage: 12V, Voltage range: 10V to 16V, Waterproof rating: : IPX6, suitable for engines under 4.0L, copper section: 45mm.