Godox SK400II is efficient for e-commerce product shooting, portraits and lifestyle photography. With built-in Godox 2.4G wireless X system, SK400II is a compact flash strobe. It uses X1 TTL wireless flash trigger, XT16 or FT-16 remote control to gain wireless triggering and control. It can act as high light, background light or hair light in minimum space and studio conditions. Three modes of modelling lamp are OFF, PROP and Percentage. It can be used in combination with any Godox flash which has built-in Godox wireless X system. It operates at a voltage AC100-120V / 60Hz or AC 200-240V / 50Hz and Fuse 5A. Anti-preflash function enables synchronization with cameras that have a one-preflash firing system.