Product name:Ct01 2.4ghz 8ch Two-way Gun Control Remote Controller Transmitter with Cr1800 Receiver for RC Car Boat .--2.4GHz, 8 channels,single and two-way mode switching. Suitable for dual track model, Mini Boats,Remote Control Car,Tanks. --Two way return,real-time display of power battery voltage and receiver signal strength. --Light and delicate,long time operation will not fell fatigue. --Low voltage alarm,build in vibration motor and buzzer signal connection status prompt. --The package includes remote controller and 8CH receiver. --18650 power supply, USB charging .Feature: --2.4GHz, 8 channels,single and two-way mode switching. Suitable for dual track model, Mini Boats,Remote Control Car,Tanks. --Two way return,real-time display of power battery voltage and receiver signal strength. --Light and delicate,long time operation will not fell fatigue. --Low voltage alarm,build in vibration motor and buzzer signal connection status prompt. --The package includes remote controller and 8CH receiver. --18650 power supply, USB charging --Custom channel order - 5 groups of models, ambient tail lights - Firmware upgrade, failsafe - Lock Mode, Joystick Calibration - Two-way track model, factory reset - 128 x 64 dot matrix screen, sound vibration alarm - Single and bidirectional mode switching Description: Name: Remote Controller CT01 Transmitter Specifications: Brand: LDARC Model: CT01 Item: 2.4GHz Remote Controller Channels: 8 Frequency: 2.4GHz Protocol: O2 Input Power: 3.7V 18650 Lipo Battery (NOT included) Weight: 227g Size: 165 x 150 x 90mm Screen/Gyro: 128 x 64 LCD Applicable Vehicles: Mini Boats,Remote Control Car,Tanks CR1800 Receiver specification: Channel: 8 Frequency: 2.4GHz Protocol: O2 Input Power: 5~8.4V Weight: 7.5g Size: 35 x 25 x 13mm Gyro: Yes Applicable Vehicles: Mini Boats,Remote Control Car,Tanks Packing list: As shown