1.Charge most of the battery for digital digital device 2.Two USB output 3.Exchange plug for worldwide(US or EU or UK or AUS) 4.input:110-240V 5.output:5V1A/5V500mA 6.CE/FCC/UL/RHOS complaint 7.short-circuit protected letí»t you use it very safety 8.LED indicated,when its charging the LED showed red,when the device is full,the LED turned green 9.working condition: a)temperature working condition 0í»D--+60í»C b)Humidity 65(1í+20%)RH c)Atmospheric pressure 86kPa~106kPa Plastic bag or blister packing