40 w conversion pin lithium battery charger product parameters:Being is the input voltage: 100-240 VAC, 50/60 hzOutput voltage and current advances confidently: 4.2 V4.0 V3.0 A 8.4 A 8.4 V2A 8.4 V2.0 A / 3.0 A 16.8 V 2.0 AOutput power: being 40 wProduct categories: being conversion head of lithium battery chargerSuitable for cylindrical lithium-ion battery combination;Combination of lithium polymer battery;Square lithium-ion battery packNote: not suitable for used batteries, lithium iron phosphate battery charger can also be customized production.40 w conversion head of lithium battery charger product features:Use energy-saving IC chip, have perfect protection function, short circuit, overload, over current, over voltage (reverse additive), such as protection.A constant pressure constant current being take turn lamp charging the red light after full turn green.Do good anti-jamming performance and high reliability.Dc ripple small, high work efficiency.A wide range of input voltage, and being (100-240 - v) in line with the global use of standard.Built-in EMI filter, product 100% load, aging.Insulation performance is good, low working temperature, long service life.Nurture ROHSCE standards. Do the products are exported to all over the worldProducts through the UL, CE, British BS, Australia SAA, KC, South Korea, Japan PSE, as well as the ROHS, EMC, FCC, CB and other safety certification