Model Wind-1000Ws Flash Output(Ws) 150 300 600 1000 Guide No.(ISO 2M) 16.1 22.3 32.3 32.8 Color Temperture 5400±200K Falsh Duration 1/250~1/1000 Sec Modelling lamp 24V 15W E27 Battery 24V 3300mA (Nickel-metal hydride abtter) Recycling time (full) 1.2S 1.8S 2.8S 3.8S Flash times (full) ?150? (Max output) Size 199mm×98mm×292mm Weight(without head) 3.8Kg Charging time 150min Working Voltage AC 220V 50Hz/60Hz Adjustment Capacity adjustment