OptiMATE Lithium 4s 0.8A, TM471 8step 12.8V 0.8A battery charger & maintainer

OptiMate Lithium 4s: 8-step 12.8V 0.8A, Automatic Battery Saving Charger, Tester & Maintainer Unique LiFePO4 battery protection LiFePO4 Low Volt SAVE Battery BMS auto reset IDEAL FOR: Lithium (LiFePO4) 12.8/13.2V batteries from 1 – 10Ah CHARGING AMPS: 0.8A (constant current) CHARGING VOLTS: nominal: 12.8V range: 0.5V – 14.4V OPERATION: Fully automatic STEPS: 8 (1) Low Voltage Start (from 0.5V) (2) Ultra LOW VOLT SAVE (3) LOW VOLT SAVE / Cell Monitoring (4) TEST – Cell Damage (5) Cell-Balancing CHARGE (6) Optimize (7) TEST After CHARGE (8) OptiMate ‘365’ Maintenance FEATURES: Saves low voltage LiFePO4 batteries. Specialized LiFePO4 charge cycle. Maintains & protects LiFePO4 batteries 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.