CameraPlus CP-N580 HSS High Speed sync Flash Speedlite Nikon Cameras which Compatible CLS, COOLPIX Nikon Camera which Compatible i-TTL ONLY compatible with Nikon cameras which compatible CLS, COOLPIX Nikon camera which compatible i-TTL. Suitable for: D3 D4 Df D80 D90 D200 D300 D300s D600 D610 D700 D750 D800 D810 D3200 D5000 D7000. If you don't find your camera model on the list DO not make a purchase! High-speed synchronization (HSS), 1/8000 seconds to break speed synchronous shutter speed. Guide No.:58(ISO 100 in meters/feet). flash coverage: 18-135mm(14mm with wide panel). Flash duration: 1/1050s(under output 1/1). Flash recycling: 0.3~5sec. Wireless slave mode: RemoteS1S2. Sync mode: high-speed sync, front-curtain sync, rear-curtain sync Wireless transmission range: indoors : 12-15m/39.4-49.2ft, outdoors: 8-10m/26.2-32.8ft. Reception angle: 40 horizontal, 30 vertical. Assist light effective range: 0.6-5m/2.0-16.4ft External power: CP-E4. Power supply: 4*size-AA alkaline batteries, size-AA Ni-MH and lithium batteries also usable (not included) Battery life: 100-700 flashes(with size-AA alkaline batteries). Please use the profesional flash batteries.