Yongnuo YN-560III Flash Speedlite for Nikon D5200 D5100 D5000 D3200 Canon Camera Specifications: Circuit Design: Insulated Gate Bipolar Transistor(IGBT),Vertical Rotation Angle: -7 ~ 90 degree,Horizontal Rotation Angle: 0 ~ 270 degree Flash Modes: M, Multi Guide Number: 58(ISO 100, 105mm) Wireless Triggering: 100m (2.4G wireless); 20~25m indooor; 10~15m outdoor(Optical control) Recycling Time: Approx 3 sec (AA alkaline cell used) Power Source: 542 g / 19.12 oz Dimensions: (7.48 x 3.07 x 2.36) inch / (19 x 7.8 x 6) cm(L x W x H) Weight: 542 g / 19.12 oz