手提式, 内置4V4.5AH可充电铅酸密封蓄电池, 51或45颗高亮LED灯珠 ,照明30小时节能节电, 使用寿命长, 品质好,充电电压 ,110V/220V ,适用于各类场合应急照明用. Theportabletype,Built-in4V4.5AHcanbe chargedtheplumbousacidsealstoragebattery,51or45highbrightnessLEDlampbead,illuminatesabovefor30hours,energyconservationelectricitysavingtheservicelifeislong,thequalityisgood, thechargingvoltage,110V/220V,it issuitableforemergencylightingusesinallkindsofsituation.