Godox AD200 AD-FT200 Pocket 200W Flash Tube Bare Bulb for Godox H200J Flash Head on Godox AD200 Godox AD200 is with speedlite flash head and naked bulb flash head, providing you various lighting fixtures effect by means of attaching assorted light can be extra possibilities for you to match Godox AD200 with varied light equipment Flash bulb for Godox H200J is a bare bulbwith a guider variety of 60 at ISO one hundred after connecting with flash head Flash period is 1/220 to 1/11300 seconds Specifications:Guide NO (1/1 Output): 60 (m ISO 100, with the AD-S2 normal reflector, @28mm)Flash Duration: 1/220 to 1/11300 seconds Package content:1*Flash bulb (Godox H200J offered seperately)