New! OptiMate 1 Duo features precise microprocessor controlled charging and long term maintenance. Maintain any type of 12 volt lead-acid battery, filler cap / wet cell, sealed AGM (MF) or GEL and 12.8/13.2V lithium (LiFePO4) batteries  without overcharging. Ideal for vehicles that are seldom or seasonally used, or in storage. The OptiMate maintenance program delivers only what the battery needs, never overcharges, never undercharges.

- Charging Amps: 0.6A (constant current)
- Use: Indoor (lowest temperature: -4°F / -20°C).
- Save: Low Volt Start of 4V
- Ideal for: STD, AGM & GEL 12V batteries from 2 – 30Ah & Lithium (LiFePO4) 12.8/13.2V batteries
- Input: Global (100-240V 50-60Hz), high efficiency (CEC listed), fully sealed.
- Style: Dust proof case with wall mounts, with 6ft / 180cm AC supply lead and 6ft / 180cm charge lead ending in SAE connector.
- Safe: No risk of overcharging. Totally safe for vehicle electronics. Sparks suppressed. Safe for long-term battery maintenance. Automatic shut-down if short-circuited or battery disconnected. 3-year limited replacement warranty.
- Included: O1 weatherproof battery lead & O4 battery clamp lead included.