100% Genuine Triopo product - Model: TR-980C - 2.1" LCD display - Wireless trigger sensors: Remote sensing CELL 2 mode for off-camera TTL flash sync - Increase the external power outlet: TR series adds an external power outlet call back the higher rate to meet your needs - Quick call back: full output only 2.9 seconds recycle time do not apply the new battery can also call back to obtain a rapid rate only 4-5 seconds - Supports high-speed continuous shooting:1/16 and below the brightness TR series to support high-speed continuous shooting 12EPS - High-precision output: from 1/128 to 1/1 8 stalls to lose each stall has two fine-tuning compensation - Guide number: 54 meters (ISO 100 105mm) - Circuit design: Insulated Gate Bipolar Transistor (IGBT) - Flash mode: TTL / M / RPT(repeating) / MA(semi-automatic) - Zoom range: 18mm 24mm 28mm 35mm 50mm 70mm 85mm 105mm 135mm and 180mm - Flash control: 8 grade high-speed control(1/128-1/1) - Recycle time: approximately 3s (AA alkaline cell used) - Lighting time: 100-1500 times (using AA alkaline cell) - Color temperature: 5500K - Flash time: 1/200s~1/20000s - Wireless triggering distance: 20-30m indoor 10-15m outdoor - Swivel angle: Horizontal 360 degree; vertical 90 degree - Additional function: PC synchronous sniff mode and over-temperature protection - Powered by 4 x AA batteries (not included) - Compatible with Canon EOS Cameras (7D5D II60D50D40D600D1100D550D500D450D etc) - Package Includes: - 1 x Triopo TR-980 Speedlite - 1 x Flash Diffuser - 1 x Protect Bag - 1 x Mini Stand - 1 x English / Chinese user manual