Marinco ChargePro 1.1A 6V/12V Portable Battery Charger Maintainer Compatible with 6V or 12V batteries in varying chemistries (Flooded Lead Acid, Gel and AGM). One button operation makes charging simple. Just select your battery type and voltage. Automatic protection against short circuit, overcharge, and extreme temperatures. IP65 weatherproof housing is also scratch resistant making the ChargePro ideal for indoor and outdoor use. Have confidence, the ChargePro meets global industry standards including: FCC, UL 1236, CSA, and ABYC.