Features: 1.Automatic Charging Relay: Help to avoid battery exhaustion, automatically combines two batteries and isolates them when charging, and uses two batteries separately when not charging. 2.DC 12V / 24V Automatic Detection: 12/24V input automatic range, VSR relay can automatically detect the voltage, and can detect the voltage of any battery pack. 3.Low Power Consumption: In the case of storage mode, zero power consumption can be achieved, energy waste is completely avoided, and the use is safer and more secure. 4.Premium Materials: Sturdy glass fiber reinforced nylon housing with multi directional opening design provides flexibility when installing, convenient for operating. 5.Built in LED Indicator Port: The VSR voltage sensitive relay is designed with an LED indicator port (excluding LED), which is used to indicate the VSR status when the VSR starts. Specification: Item Type: VSR Relay_x000D_ Material: Nylon_x000D_ Working Voltage: DC 12V / 24V automatic detection_x000D_ Combined Open Circuit Voltage: DC 13.3V/ 12.8V 12V, DC 26.6V/ 25.6V 24V_x000D_ Continuous Rated Current: 125A_x000D_ Intermittent Current Rating: 140A_x000D_ Power Consumption: 13mA (standby), 270mA (engaged), 0mA (storage mode)_x000D_ Terminal Size: M6 (1/4in)_x000D_ Yellow Line Length: Approx. 40cm/15.7in_x000D_ Black Line Length: Approx. 45cm/17.7in_x000D_ Waterproof Grade: IP67_x000D_ Application: ATV, UTV RV, car, ship, yacht, etc. PackageList: 1 x VSR Relay 4 x Screw 1 x Manual