Description: RC Car LED Lamp: Suit for Traxxas Hsp Redcat Rc4wd Axial scx10 D90 Hpi RC cars and RC car LED Lamp remote control Circuit panel. Part: LED Light Set & LED Lamp remote control Circuit panel? 4pcs LED lamp: 2x red + 2x white light. Voltage: 3V-7V. Blueled diameter 5mm. The metal cup diameter 8mm. For Vehicle Type: RC Car RC Circuit Panel: 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 Size Chart: Light wire length: 70 cm / 27.55 in RC Circuit Panel length: 25 cm / 9.8 in Package Includes: 2 x White Led (Diameter 5mm/0.20inch) 2 x Red Led (Diameter 5mm/0.20inch) 1 x LED Lamp Remote Control Circuit 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!