Features: 1.Automatic Charging Relay: When charging, two batteries are automatically combined and isolated, and when not charging, the two batteries are used alone to avoid battery exhaustion. 2.Low Power Dissipation: 12/24V input, in the case of storage mode, low power consumption can be achieved, completely avoiding energy waste. 3.Durable Construction: Rugged fiberglass reinforced nylon housing with multi directional openings provides flexibility in panel mounting. 4.Clear Display: Built in LED indication (lights up when VSR starts), remote LED port for VSR status (LED not included). 5.Wide Application: Waterproof grade IP67, widely used in ATV, UTV, RV, car, ship, yacht, etc. Complete accessories and easy installation. Specification: Item Type: Battery Isolator Kit Material: Nylon, rubber Working Voltage: DC 12V / 24V automatic detection Open Circuit Voltage: DC 13.3V / 12.8V and 12V, DC 26.6V / 25.6V and 24V Continuous Rated Current: 125A Intermittent Current Rating: 140A Power Consumption: 13mA (standby), 270mA (engaged), 0mA (storage mode) Terminal Size: M6 (1/4in) Isolator Yellow Wire Length: Approx. 40cm/15.75in Isolator Black Wire Length: Approx. 45cm/17.72in Waterproof Grade: IP67 Applicable Scene: ATV, UTV, RV, car, ship, yacht, etc. PackageList: 1 x Relay 4 x Screw 2 x Manual 3 x Harness 3 x Terminal 4 x Rubber Port