Godox AD 200 Pocket Flash Technical Data: Wireless Slave Unit Mode: Radio transmission mode(compatible with Nikon & Canon & Sony) Flash Mode: Wireless off(M/Multi),Slave unit of radio transmission(TTL/M/Multi) Compatible Cameras under Radio Transmission(as slave unit):Nikon cameras(X1N as master unit)/Canon EOS cameras(X1C as master unit)/Sony cameras(X1S as master unit) Speedlite flash head:Guide No.(1/1 Output) 52(m ISO 100,@35mm) Bare bulb flash head:Guide No.(1/1 Output) 60(m ISO 100,with the AD-S2 standard reflector,@28mm) Speedlite flash head:Flash Duration t0.1(approx.) 1/220 to 1/13000 seconds Bare buld flash head:Flash Duration t0.1(approx.) 1/220 to 1/13000 seconds Power: 200W Power Output: 8 steps:1/128~1/1 Stroboscopic Flash: Provided(up to 90 times,99Hz) Flash Exposure Compensation(FEC): Manual.FEB:+/-3 stops in 1/3 stop increments. Sync mode: High-speed sync(up to 1/8000 seconds),first-curtain sync,and second-curtain sync Support Modeling Lamp(LED) Optic Slave Flash: S1/S2 Support Flash Duration Indication Wireless flash function: Slave,Off Controllable slave groups: 5(A,B,C,D,and E) Transmission range(approx.): 100m Power Supply: Lithium battery pack(14.4V/2900mAh) Recycle Time: Approx 0.01~2.1s Color Temperature: 5600+/-200k Package Includes: 1 AD200 Flash Body 1 Speedlite Head 1 Bare Bulb Head 1 Bare Bulb Head Flash Tube 1 Battery 1 Charger 1 Power Cable 1 Tilt Bracket 1 Carry Case 1 EACHSHOT Cleaning Cloth