Specifications9W Round COB LED Bead Chips For Down Light Ceiling Lamp DC 30VTypeLight ChipLight Color Warm White / Pure WhiteColor Temperature (K)3000-3500 / 6000-6500Wattage (W)9Voltage (V)DC 30Forward Current300 mALuminous Flux (lm)700Dimension(mm)40 x 31Package Included1 X Light Chip Kindly Reminder:1. Please confirm the voltage first. If the voltage of a product is 12V-24V, then you must use a professional LED voltage converter.2. Please check the specifications of the product carefully before ordering to insure a proper fit.3. Do not disassemble any bulbs by yourself.4. Be sure to cut the power off before beginning installation to avoid personal injury.