1,12v 5a universal external laptop battery charger 2,CE,ROHS,SAA,CB,ect 3,2 years warranty ... , 10~90%RHl Storage temperature, -20~+80°Cl Storage humidity , 5~90%RHl Leakage current , 0.25mA maxl Withstanding voltage, 3000Vac ... 1 minute 10mA maxl Burn-in 100% full load,40±5°C,4Hrs minl MTBF meet MIL-HDBK-217F over 50k ...