Power: 2W Light source: LED 1 Prey 45mil chip Luminous flux: 200-220 lumens Voltage: DC12-24v Drive power supply: IC constant current control Color temperature: positive white light 6000-6500K warm white light 3000-3200K neutral light 4000-4200K Explicit index: RA>80 (high index customizable) Dimensions: lamp cap φ 50 * 55mm universal head 35mm with switch base: φ 65*28mm Material: aluminum lamp holder, iron base Vientiane head, acrylic lens