Specification Brand : Lansan BulletPoint1 : 110V 100W LED Chip, install the LEDs to the heatsink or your floodlight. BulletPoint2 : Soldering the wire to the L N point. BulletPoint3 : Paste the thermal silicone grease to the back of LEDs BulletPoint4 : Install the LEDs to the heatsink or your floodlight. BulletPoint5 : Connect to AC110V, start working. ExternallyAssignedProductIdentifier1 : 0722737394985 ExternallyAssignedProductIdentifier2 : 722737394985 ItemName : Lansan 50W 100W 150W LED Floodlight COB Chip Integrated Smart IC Driverless DIY AC 110V (100W) ItemPackageDimensions_Height : 15.3 centimeters ItemPackageDimensions_Length : 1.8 centimeters ItemPackageDimensions_Width : 12.8 centimeters ItemTypeKeyword : flood-lighting Manufacturer : Lansan Material : Aluminum ProductDescription : Feature: Power: 100W Voltage:AC110V (No need power supply ) Color Rendering Index: Ra70, PF: > 0.93 Color Temperature: White 6000-6500K Beam angle :180 degree Lifespan:10,000hrs Housing material: Aluminum Luminous Flux: 100lm/W NO need power supply, contact 110V AC directly, for DIY How to use: 1. soldering the wire to the L N point. 2. paste the thermal silicone grease to the back of LEDs. 3. install the LEDs to the heatsink or your floodlight. 4. connect to AC110V, start working. Applications: Widely used in Traffic lighting, Landscape lighting, advertising lighting, Indoor Lighting, Special lighting,Landscape scene / spot lighting,Architectural lighting,Display scene,Artwork lighting,general lighting,Amusement park scene,Aquarium lighting and so. Package Content: 1 pcs * Led Chip