8pc Off Road LED Rock Under Lights Listing is for (8) New Single LED Rock Lights Light uses a high quality Cree LED Produces approx 500 lumens of light output at 9 watts The casing is made of Rugged Aluminum Alloy Very easy to install just drill a 7/16" Mounting Hole, slide it through Secure the nut on the back an wire it up ~ easy 2 wire connection Uses: Off Road / Rock Lights Back up / Reverse Lights Interior / Step Lights Daytime Running Lights Boat Lights Specs: 3/4" Round Black Head 30" Inches of wire attached 7/16" Hole Requirement Weight: 1.62oz / 46g LED Lifetime: Up to 50,000 Hours Dimensions: (1.18 x 0.67 x 0.67)" / (3 x 1.7 x 1.7)cm (L x W x H) Features: Low power consumption high brightness. Long life-span LED Light up without delay Waterproof and dust proof Rugged Aluminum Alloy Easy for installation, fit for all cars and trucks