Editorial Review Specifications: Input: 100V-240V /50-60Hz AC Power. Standard USA AC power plug. Patented 4 Stage charge algorithm guarantee 100% Protection Rated output voltage: 14.6±0.15V Output voltage: 8.0 V DC ~ 14.6V DC Suit with battery: >1.2Ah 12.8V LiFePO4 4 cells Charge current: 1.5A ± 0.1A Pre-charge current: 0.5A ± 0.05A Cut-off current: 0.2A ± 0.02A Rated AC input: 100~240VAC 50/60Hz Input voltage: 90~264VAC Rated input current: 0.195Arms Max. input power: 28W Dimension: 118mm x 59mm x 36.5mm Weight: 287g Accessories Included: Alligator clips (red + black). ____ Caution The charger is designed for indoor use only. Don't leave the charger unattended during charging. The Charger should be positioned horizontally and work in well ventilated condition, avoid water and keep away from flammable explosive goods. Don't cover the charger when charging, ambient temperature shall not be more than 40oC Don't touch the plug. Don't leave the batteries and chargers on wood surface or carpet. Cut off the power supply before connect or disconnect the charger with batteries. Don't try to disassemble the charger, High voltage inside, danger!