IDEAL FOR: Lithium (LiFePO4) 12.8/13.2V batteries from 3 - 120Ah CHARGING AMPS: 10A (Ampmatic current) CHARGING VOLTS: nominal: 12.8V range: 0.5V - 14.4V OPERATION: Fully automatic. FEATURES: TUNE mode delivers stable power for vehicle system reprogramming, show room vehicle demo or retaining memorised settings when battery cables are disconnected to fit powered accessories or replace the battery. USE: Indoor / Outdoor (lowest temperature: -40°F / -40°C). INPUT: Global (100-240V 50-60Hz), high efficiency (CEC listed). STYLE: Weatherproof case with wall mounts, with 6ft / 180cm AC supply lead and 6ft / 180cm charge lead ending in SAE connector. SAVE: Low Volt Start of 0.5V + 3 step low volt save & test. 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. INCLUDED: weatherproof battery lead & battery clip set. WARRANTY: 3-year limited replacement warranty.