Check the listing for details. Impulse Electronics Automotive DC 12 Volt to 14.5 Volt Lithium Battery Charger. Condition: New. Listed at 72.95 USD. Now you can charge your Lithium (LiFePO4) batteries right from your car. Your car voltage varies depending if the motor is on or off or sometimes the speed you are driving. No matter what the input voltage from 8 VDC to 36 VDC, the output voltage will remain constant at 14.5 VDC and you can limit the current for smaller batteries at 2 Amps, 4 Amps or full output at 8 Amps.The connectors are Anderson Powerpole Connectors ready for your adapters. It can plug directly into the DC12 Series GO-BOX. It comes with an adapter from a 2.1mm DC connector to Anderson Powerpole. PRODUCT DESCRIPTIONVoltage range from 8 VDC - 36 VDCAdjustable current 2A, 4A or 8ACharging Voltage 14.5 VDCHigh efficiency up to 96%Waterproof sealedConvection air coolingSurface mountableOver current, over voltage protectionOver temperature protectionRipple: 200mVpLine Regulation: +/-0.2%Load Regulation: +/-0.2%Voltage Accuracy: +/-1.5%Enclosure: IP68Dimension: 4.84" x 3.0" x 1.06"Net Weight: 1.32 lbsOperating Temperature: -40~185 FWarranty: 3 years