Nikon SB-R200 i-TTL Wireless Remote shop Speedlight Flash Head

Product Name: Nikon SB-R200 i-TTL Wireless Remote shop Speedlight Flash Head
Electronic construction:Wireless remote flash unit with Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitryGuide number:10/33 (ISO 100, m/ft.), 14/46 (ISO 200, m/ft.)Angle of coverage:(78½ horizontal, 60½ vertical)Flash modes:i-TTL, D-TTL, TTL (film-based cameras), M (manual)Recycling time:6 seconds or lessNumber of flashes:Approximately 290Bounce capability:Flash head tilts down (toward optical axis) to 60½ with stops at every 15½, and up (away from optical axis) to 45½ with stops at every 15½Flash shop duration:Approximately 600 ½sMounting foot:Dedicated shoe for SX-1 Attachment Ring or AS-20 Speedlight StandTarget light:White LEDPower source:One 3V CR123A lithium batteryDimensions (WxHxD):Approximately 80 mmx½75 mm x 55 mm 3.1" x½ 3.0" x½ 2.2".