Note: Camera NOT included! Features: Powerful Flash with High Guide No.35(ISO 100, 35mm),supports M/MULTI/S1/S2 flash mode. Super speed charging recycle: approx 2.9 s. Lighting times:100-1500 times;Flash time:1/200s-1/20000s;Flash control:8 levels of output control(1/128-1/1). Fixed Zoom,and Vertical Rotation Angle: -7-90 degrees, Horizontal Rotation Angle: 0-180 degrees. Additional function: PC synchronous, power saving mode, over temperature protection. Specifications: Circuit design: Insulated Gate Bipolar Transistor(IGBT) Guide No.: 35(ISO 100, 35mm) Flash mode: M/MULTI/S1/S2 Flash coverage: Fixed Zoom Swinging/Tilting flash head(bounce flash) The wireless trigger: S1/S2 induction flash Wireless Trigger Distance: Indoor 20-30 meters; Outdoor 10-15 meters Vertical: -7 to 90 degrees; Horizontal: 0-180 degrees Color Temperature: 5500K Flash Time: 1/200 - 1/20000 seconds Recycle time: 2.9 seconds Lighting time: 100-1500 times Flash Control: 1/128 - 1/1 step length is 0.3EV, total 22 fine-tuning stalls. External interface: hot shoe, PC sync port, external charging port Power: 4 x AA size batteries(Alkaline or rechargeable Ni-MH are recommended. Batteries are not included.) Additional function: PC synchronous, power saving mode, over temperature protection. Package Contents: 1xNW-561 Flash 1xMini Stand