Bronze. 5-step 12V / 12.8V 2A sealed battery maintainer. For Lead Acid, AGM, GEL 12V batteries from 6 to 96Ah and 12.8/13.2V lithium (LiFePO4) batteries. It senses the battery condition, recharges and then keeps the battery 100% ready. The fully automatic maintenance program provides what the battery needs, never overcharges, never undercharges. - Charging Amps: 2A (constant current) - Charging volts: nominal: 12V & 12.8V range: 4V – 14.4V - Indoor / Outdoor (lowest temperature: -40°F / -20°C) - For Lead Acid, AGM & GEL 12V batteries from 3 – 96Ah - Input: Global (100-240V 50-60Hz), high efficiency (CEC listed), fully sealed - Weatherproof case with wall mounts - Incl. 6ft / 180cm AC supply lead and 6ft / 180cm charge lead ending in SAE connector - weatherproof battery lead & battery clip set - No risk of overcharging - Sparks suppressed - Safe for vehicle electronics - Safe for long-term 24-7 battery maintenance - Automatic shut-down if short-circuited or battery disconnected