1、Steady Signal: Adopt professional for Flysky 2.4GHz_ANT automatic frequency hopping digital system. In addition, the ESC parameters can be set at the transmitter side. 2、7 Channels: Lightweight and compact, it can also have up to 7 channels. for FS‑MG7 RC radio transmitter only 4.73 oz. featuring compact design, comfortable to the hand, ergonomic. 3、High Performance: In addition to the Pro mode, the transmitter also has a beginner mode. Friendly for beginner. Products include for FS‑MG7 RC transmitters and receivers for FS‑R7D. 4、One Way and Two Way Switching: The transmitter supports two communicating modes: one way and two way. Please select the appropriate communicating mode as required (two way by default). 5、Offline Prompt: When the transmitter is in two way mode, once it detects the bound receiver has turned off, or disconnected over 2S, the D1 LED will work in three flash one off mode for prompt. Item Type: RC Transmitter and Receiver Material: ABS Battery: 4 x AAA Batteries (not Included) Applicable Receivers: for FS‑R7D and Other ANT Protocol Receivers Applicable Models: Car, Boat Number of Channels: 7 Wireless Frequency: 2.4GHz ISM Transmit Power: <20dBm Wireless Standard: ANT Channel Resolution: 4096 Levels Antenna Type: Built in Single Antennae Remote Control Distance: >150m (Open Ground Distance Without Interference) 1 x Transmitter 1 x Receiver 1 x Instruction Manual 2 x Screws