Batterytype:li-ion capacity:2200mah voltage:3.7v input:5v 500ma output:5v 800ma(max) cycle life:300-500 cycles charging time:3-5hrs working temperature: 0c ~ 45c Storage temperature: -40c ~ 60c. Machine size: 91(l)*25(w)*25(h)mm color box size:18.4(l)*10.3(w)*2.3c(h)cm single plane weight: 75g ctn/pcs:40pcs carton size:30(l)*11(w)*11(h)cm n.W.:4.5kg g.W.:5kg.