Description: This flash speedlite is a creative tool for making photography easier, the built-in 2.4G wireless system offers high speed transmitting which enables you to control the flash with a distance of 100meters within seconds. Large capacity battery can provide long time working with excellent lighting performance. Features: The rotatable LCD screen is clear for displaying multiple indices, the buttons and knob can help you to adjust various settings quickly and easily. Built-in system provides 2.4G high speed transmission, which enables quick remote and wireless control of this flash. Supports auto & manual zooming from 20-200mm, power output range from 1/1 to 1/128, 1/8000s high sync speed. Multiple functions, exposure compensation, auto exposure lock, master&slave control, TTL flash metering, C.Fn settings, etc. 1.5sec recycle time, 190Hz 100 times flash, full power 650 times flash, can record the trace of motion. Large capacity battery provides long time working with excellent performance. Lightweight and portable, useful tool for photographers. Specification: Material: Plastic Color: Black Voltage: 100-240V Plug: UK Plug Screen Type: LCD Options: for Canon; for Nikon; for Sony; for Olympus; for Fuji Wireless Control Distance: 100m / 328ft Channel: 1 ~ 32 (1/1 ~ 1/128) Recycle Time: 1.5 sec Wireless flash function: Master, Slave, off Color Temperature: 5600+200K Flash: 1/1 gear-output@200mm; 60(m ISO 100); 190(ft ISO 100) Flash Coverage: 20 to 200mm(14mm with wide panel); auto & manual zooming Flash Duration: 1/300 ~ 1/20000s Exposure control system: i-TTL auto & manual flash Flash exposure compensation(FEC): Manual, +/-3 stops in 1/3 stops increments Battery Type: 11.1V / 2000mAh Polymer battery Sync mode: HSS(up to 1/8000s); first-curtain sync; second-curtain sync Flash Frequency: Fast flash 199Hz, 100 times / Full power 650 times Function: exposure compensation, auto exposure lock, master&slave control, TTL flash metering, C.Fn settings, etc Tilt Rotation Range: -7 ~ +90 Pan Rotation Range: 0 ~ 360 Size: Approx. 64 X 76 X 190mm / 2.51 X 2.99 X 7.48 inch Weight: Approx. 975g Package List: 1 X Flash 1 X Storage Bag 1 X Charger 1 X Charging Cable 1 X Battery 1 X Mount 1 X Manual Noted: 1. The flash needs 3minutes break for cooling after every 30 continuous flashes. 2. Flash with flammable parts needs 1mintue break for cooling after 10mintues exposure under spotlight. 3. When use flash snoot with it, the flash frequency can't be over 6 times per minute to protect the flash shell from damage. 4. Don't turn the flash light to people' eyes which may cause irretrievable damage. 5. Don't touch the flash while it's working or just stop working. 6. The tube has electrodes, please wear insulting gloves to set up it. 7. Please avoid crash. 8. Please turn power down when it's not in use.