The size of the light is: 3., 44 Diameter, 2., 63 High, Wire Length: 7., 87/20cm. JZYZQBX offers almost all types of LED Lights, dual revolution lights for trucks, pickups, RVs, trailers, motorhomes, campers, heavy duty semi trucks, Peterbilt, Kenworth, Freightliner, etc 4 LED 3/4″ DUAL COLOR MINI WATERMELON LIGHT – AMBER & GREEN/CLEAR LENS... Watermelon lights are popular as they are easy to install and can be used on versatile placement such as bumpers, air cleaners, marker lights and interior dome lights, bumper signal lights. 3 Wires Connection: There are 3 colors of wires: white wire is ground(negative), white wire+black wire is low brightness and function as parking/marker lights; white wire+red wire is high brightness and function as stop turn signal lights. Wide Application: The watermelon lights are universal for 12V DC vehicles like semi trailers, heavy trucks, Kenworth Peterbilt Freightliner Cascadia Century Classic Columbia Coronado FLD International Paystar Prostar Transtar Workstar VNL VNM WIA White GMC and Mack CH Granite, etc. Specifications:Item Name: 17 LED Dual Function Watermelon LightsWorking Voltage: 12V DCWaterproof Rating: IP67Light Color: AmberLED Quantity: 17 LEDs each lightInstallation Method: Hard-wired with 3 Wires and 2 ScrewsWire Connection Tips:White Wire: NegativeWhite Wire+Black Wire: Low Brightness and Function as Parking/Marker LightsWhite Wire+Red Wire: High Brightness and Function as Stop/Turn Signal/Brake LightsPacking included:2* Amber 17 LED Dual Function Watermelon Lights4*Screws2*Foam gaskets 17 LED Dual Function Watermelon Light Sleeper Bunk Kit With 304 Stainless Steel Bezel Amber Led Clear Lens 17 LED Dual Function Reflector Cab Lights - Watermelon Style – Berube's Truck Accessories