... pure white:4000K—4500K, cool white:5500K—6500K,Lamp BaseE27 Why Our Spotlights:1 High lumen: we ... 50,000h long life time3 Special lamp design: we design led lamp shape ourselves, we do not use ... month, 30,000pcs led bulbs per month6.Dimmable type is also available for led spotlight, led bulbs. ... OEM service can be provided. It includes:1. Lamp base laser printing/ Silkscreen printing customer's logo/Model ...