OptiMate Solar DUO 20W 12V Charger & Maintainer Travel Kit

The OptiMate Solar DUO 20W Travel Kit is ideal for a stored car, truck, boat, UTV, or RV starter battery. It includes a 20W panel with removable suction mounts, the DUO charge controller, two battery connection cables, an OBDII port adapter, and a nylon storage bag.

Connect directly to the battery or through the OBDII port under the dash. The DUO controller works with both 12V lead-acid and 12.8V lithium (LiFePO4) batteries, charging and maintaining the battery by day and monitoring it at night.