Delinx 4 Channel 2.4Ghz Wireless RC Remote Receiver Controller for DIY Boat Car Ship Toy Robot Modle

1 receiver board input voltage: DC 6V(Max DC 7.6V) 2 remote control input voltage: 3V, 2 x 1.5V AA batteries.(dont use high power battery) 3 Receiver board Output voltage: DC 3-7.6V, Max 5A 4 Remote control operate range : 50-100 meters 5 Receiving board size: 53*42MM 6 remote control size:  116*89mm