Features: The service life be 3500 hours, 360-degree full-scale illumination, uniform luster. Thickened aviation aluminum heat dissipation structure, with strong thermal conductivity. The E14/E27 screw be suitable for most lamps at home and abroad. Used for furniture lighting, office lighting, commodity lighting, screen lighting, indoor lighting, etc. The design of large hole ventilation outlet makes the heat dissipation faster and the heat dissipation effect better. Specifications: Type: White Light Screw E27, White Light Small Screw E14, Warm Light Screw E27, Warm Light Small Screw E14 Voltage: AC220V-240V Type of LED: 2835 Number of LED beads: 60 (pieces) Service life: > 20000(Hour) Color temperature: 2700k/6000k Beam angle: 360 Material: Aluminum Height:Approx.9cm/3.54in Diameter:Approx.3cm/1.18in Quantity:1pc Note: Please allow a little error on the size due to manual measurement. The color might exist slightly difference due to different displays. Package includes: 1x Bulb