This is the FF6 Combo Pigeon flapper. don't confuse it with the cheap Chinese knock off's that unscrupulous sellers are advertising on Ebay. This is the GENUINE piece of kit. With both push button operation, and a random timer option, as well as full speed adjustment, perfect for both Pigeons and slowed right down for Crows/Rooks. full one years warranty, made by Pigeon shooters, FOR Pigeon  shooters.