1. Literary and retro appearance, quiet electroplating, comfortable and warm color temperature, constant current without stroboscopic 2. The LED has a long life and bright colors, and the E27 screw is easy to replace. 3. Color temperature: 2700K 4. Power: 4W 5. Input voltage: 220-240v 6. Life: 20000 hours 7. Luminous flux: 220lm 8. Lamp holder specification: E27 9. Power supply mode: socket power supply 10. Dimensions: ST64 (double helix): 64 x 14.5mm, G804 (single helix): 80 x 110mm, G95 (single helix): 95 x 130mm, G125 (double helix): 125 x 160mm, A110 (double helix) : 110 x 200mm, T185: 30 x 185mm, T300: 32 x 300mm