Features:The Standard 2.4Ghz 3-Channel Receiver for RC car and boat.Compatible with FS 2.4Ghz surface transmitter, very easy to use.3 channels meet your different needs.After the tests, output and input power is regular, ensure product qualified.High efficiency, good reliability and lifelong lasting time, is useful and durable.Description:Matching(Code):A. Install the battery to 2.4G transmitter and shut it down.B. Insert the matching lines to the channel BIND/CH3 port of the receiver.C. Connect the receiver battery to VCC port of the receiver, on the same time the two LED areflashing and this means the receiver are going to the matching status.D. Press and hold the button on the transmitter, and then switch on the power supply.E. Observe the LED on the receiver, if find that the LED is not flash anymore and that means successful Matched. (This process about 5s)F. Release the match button on the transmitter, take out the match line.G. Install the server and then test.H. If the tests fail, please repeat the action above.G. If the tests success, then insert the power supply port into VCC, match complete.(The above ways of match is only suitable for FLYSKY 2.4G products)Specifications:Modulation: GFSKCode type: PPMFrequency: 2.4GCertificate: CE FCCPower: 5V DC(1.5AAA x 4)(not included)Size: 120x45x10mmAnt lenght: 180mmColor: BlackPacking content:1 x FS-GR3E 2.4G 3CH Receiver2 x AccessoriesNotes:Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.