E26 socket(standard US size),can be used directly. Our uvb 10.0 reptile light is useful for reptiles to produce Vitamin D3 and calcium. Special glass tube made by machine, stable UVB output and fading rate of UVB is low. Perfect desert uvb reptile light: 10% UVB and 30% UVA output.No harmful UVC output. Reptile uvb 10.0 bulb,ideal for all desert dwelling reptiles, such as bearded dragon, tortoise and other lizards.

Bulb Base: E26. Wattage: 23 watts. Special Feature: Instant On. Light Type: CFL. Brand: LUCKY HERP. Date First Available: December 5, 2019. Best Sellers Rank: #4,931 in Pet Supplies. Customer Reviews: 4.4 out of 5 stars 2,699 ratings 4.4 out of 5 stars. : B082DY67TZ. Wattage: ?23 Watts. Batteries Required?: ?No. Batteries Included?: ?No. Special Features: ?Instant On. Color: ?White. Item model number: ?UVB 10.0. Package Dimensions: ?6.6 x 2.9 x 2.9 inches. Item Weight: ?4.8 ounces. Manufacturer: ?LUCKY HERP. Style: ?UVB10.0 23W. Controller Type: ?Push Button. Connectivity Technology: ?Normal bulb. Size: ?1 Count. Unit Count: ?1 Count. Light Color: ?White. Bulb Base: ?E26. Wattage: ?23 watts. Special Feature: ?Instant On. Light Type: ?CFL. Brand: ?LUCKY HERP.