Batterytype:li-ion capacity:2200mah voltage:3.7v input:5v 800ma output:5v 800ma(max) cycle life:300-500 cycles charging time:3-5hrs working temperature: 0¡c ~ 45c Storage temperature: -40c ~ 60c Machine size: 94(h)*22(w)*22(h)mm color box size:10.4(l)*5.3(w)*4.4(h)cm single plane weight: 66g ctn/pcs:40pcs carton size:28(l)*12(w)*18(h)cm n.W. :4.5kg g.W.:5kg.