Visico vs-765 Camera Flash/Speedlite

Bounce: 90° up, 7° down, 180° left/right flash duration: 1/10000s flash exposure compensation (fec): ±3 stops in 1/3 stop increments sync mode: high speed sync (up to 1/8000s), first curtain sync, second curtain sync manual flash: 1/128-1/1 (1/3-stop increment) strobescopic flash: up to 50 times, 100hz effective transmission distance: 25m slave flash ready indicator: two red indicators blinks power source: 4 pieces of aa batteries(not included)