power adapter

Features 30W/4A travel charger adapterInput: 100-240V AC, 50-60Hz Output:DC 24V,4A Operation model: constant circuit environment operation tempreture: 0-45,5%-95%RH Storage temprature:-20-85,5%-95%RH Cooling:natural cooling Energy Standard: CEC Efficiency:>89%@full load MTBF:30,000hours at full load and 25 ambient tempratuere Safety standard: IEC/EN60950 IEC/EN60065 Ceritificate available: CE,RohsProtection: short circuit, over voltage,over current protection Usage:laptop,computer,digital device Model NoInputOutputEfficiencyRipple & NoisesMax Output PowerVoltageCurrentRegulationsVALine%load%Min%mVp-pWBSC390100-240VAC12V2.52%5%8910030