*KeyFeatures *Manual/Automatic Modes, Seamless Switching: Say goodbye to complicated setups with our 12V 140A dual battery isolator kit! In manual mode, a single button press connects or disconnects your circuit. Switch to automatic mode, providing smart switching without the need for manual intervention. Bid farewell to circuitry woes and upgrade to smoother operations with our voltage sensitive relay (VSR)! *Real-Time Monitoring, Voltage at Your Fingertips: Stay informed and in control with our smart battery isolator, featuring an LED display that provides immediate status updates on your high-voltage battery's health. Keep tabs on your battery's condition at all times, ensuring reliable support throughout your journeys. Enjoy peace of mind and more secure energy usage wherever you go. *Comprehensive Protection, Dual Security: Trust in the smart, secure operation of our voltage sensitive relay isolator, equipped with advanced high and low voltage protection. Anytime voltage is below 11V or above 17V, it automatically disconnects the circuit, protecting your primary battery from deep discharge and your secondary battery from overcharging. Experience enhanced security and lasting performance with every use. *Installation Made Easy *Complete Kit, Installation Made Easy: Enjoy hassle-free setup with our all-in-one package, which includes every essential you need: red heat shrink tubing, lug cable ends, positive & negative battery connection cables, screws, and cable ties. No need for additional purchases, ensuring you have everything at your fingertips for a quick and easy installation. *Universal Compatibility for Any Scenario: Our dual battery isolator is engineered specifically for dual battery systems, ensuring simultaneous charging for two batteries without interrupting your device's power supply. Whether in your off-road vehicle, camper, or marine vessel, wherever you go, whenever you need it, it provides stable and reliable power support for your equipment. ******************************************************************************************************* *Specifications Item Model Number: VSR002 Cut-In Charging Voltage: 12.3V Cut-Out Charge Voltage: 12.6V Maximum Charging Current: 140A (within 5 minutes) Continuous Charging Current: 100A Applicable Battery Voltage System: 12V Storage Battery Main Material: ABS Voltage Sensitive Relay Dimensions (L x W x H): 2.7 x 2.7 x 2.2 in/ 68 x 68 x 56 mm Product Weight (with all accessories): 3.3 lb/1.5 kg ******************************************************************************************************* *Pakcage Content 1 x Dual Battery Isolator 1 x Positive Battery Connection Cable (19.7 ft / 6 m) 1 x Negative Battery Connection Cable (0.64 m) 2 x M4 x 40mm Screws 2 x M4 x 20mm Screws 1 x 25-6 Toroidal Terminal Blocks 1 x 25-8 Lug Cable End 2 x 16-8 Lug Cable Ends 2 x Red Heat Shrink Tubing 6 x Cable Ties 1 x User Manual