Description: International standard base design can efffectively suitable for all lamps. With Long service lifespan design , it can be up to 50,000 hours. Made of high quality material, it is durable and waterproof. There are seven sizes to choose from 1,2,3,4,5,6 and 7. It is suitable for outdoor corridors, garden gates, shop windows, shops, homes and other outdoor environments. Item Name: Bulb Material: ABS,Metal Power: 1-7 (3W 5W 7W 9W 12W 15W 18W) Size Details: 1: Length: 4.5cm or 1.77", Width: 4.5cm or 1.77", Height: 8.2cm or 3.23" (Approx.) 2: Length: 5cm or 1.97", Width: 5cm or 1.97", Height: 8.8cm or 3.46" (Approx.) 3: Length: 5.5cm or 2.17", Width: 5.5cm or 2.17", Height: 10cm or 3.94" (Approx.) 4: Length: 6cm or 2.36", Width: 6cm or 2.36", Height: 11cm or 4.33" (Approx.) 5: Length: 6.4cm or 2.52", Width: 6.4cm or 2.52", Height: 12.6cm or 4.96" (Approx.) 6: Length: 7cm or 2.76", Width: 7cm or 2.76", Height: 13.1cm or 5.16" (Approx.) 7: Length: 7.7cm or 3.03", Width: 7.7cm or 3.03", Height: 15cm or 5.91" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bulb Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.