Z4 battery pack flash light


● build-in 2.4G system
● bowens adaptor
● 4Ws-400Ws,8stage
● 1/1-1/128
● recyle time 0.2-2.5s
● 79GN(ISO 100 1M)
● 4000mAH(59.2Wh）battery capacity,number of flashes at full power after full charge 400
● flash duration up to 1/6500