Zero Breeze 12V to 24V Converter

The 12V to 24V DC-DC Converter is for charging the Mark 2 battery from a 12V power source.Input: 9-16VOutput: 24VMax Power: 280W (It is the max capability it can transfer the power. It doesn't generate power.)There are two functional connectors, one is for a 12V car cigarette interface, and the other is for wiring directly to your 12V battery positive and negative electrodes. Note: Accessories do not support the 30-day return policy. Shipping fee of $15.00 waived for quantities of 3 or more Zero Breeze accessories.