Description: RC CH3 controling flashing mode 5 flashing mode Using receiver as power supply Suitable for 1/10 1/8 RC HSP Traxxas 4WD Axial SCX10 Model Car Specification: Item Number: AX-004 The use of voltage: 4.8~6V Method of use: connecting servo connector to the receiver third channel(CH3), switch the controller CH3 switch swiftly twice and the flashing mode will change Length: 250mm/9.8in Package Includes: 1 * AX-004 RC LED Lamp Control Panel Note: Size for manual measurement, there may be a 0 to 1 cm error, belongs to the normal phenomenon. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, Thank you!