Neewer NW-985C E-TTL 4-Color TFT Screen Display Slave Flash Speedlite with Flash Diffuser for Select Canon EOS and DSLR Cameras Powerful Flash with High Guide No.58/190ft (at 180mm focal length, ISO 100 in meters/feet); Flash Coverage: 18-180mm. Flash mode: TTL/M/MULTI/S1/S2/SLAVE/FEB Quick response: Full output recycle time only 2.9 seconds. Shutter Sync mode: rear-curtain, high speed sync (HSS/FP), Max 1/8000s sync speed. Large size TFT color display.