AX-7S transmitter has high receiving sensitivity super active and passive anti-jamming capabilities very low power consumption and stable percompatible withmance.New 2 in 1 Receiver and ESC design easy to assemble and upgrade.Convenient to adjust the steering trim the throttle trim steering rate.Overheating protection stop output when the temperature is higher than 90 degrees.Locked-rotor protection: when the motor is overloaded or jammed 2-3s after the electrical output stops. Go into protective mode. Remote the protection status after the throttle control returns to the center.Item name: RC Transmitter with 2 in 1 Receiver ESCFrequency: 2.4GHzChannels: 3Control distance: About 100mMode type: RC car/RC boatDirection control: compatible withward/backward/turn left/turn rightRF Power: less than 20dbmCH3 Button Function: yesPowered by: 4x1.5 AA battery (Not included)Display mode: LED indicatorTransmitter Size: 21x13x7.5cmReceiver size: 3.2x2.6x0.8cmWeight: 134gSuit compatible with: 1/14 1/16 1/18 1/24 1/28 1/32 RC car RC boatPackage size: 22 x 14 x 7.2cmPackage weight: 244gMaterial:Composite materialcolour:BlackPackage Contents:1 x Remote Controller1 x 2 in 1 Receiver and ESCOnly the above package content other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.