[Suitable for Lava Lamp] Specially designed to reflect and direct light into the base of the lava lamp to generate enough heat to trigger lava movement. [Easy Installation] Standard E14 shape bulb and lockable base work well with all regular e14 bulbs. [Size] -R39 lamps are 39mm diameter surface and socket SES (Small E14 Edison screw). Feature High quality lava lamp, no buzzing or buzzing, provides warm and soft light. This blub is not dimmable, please DO NOT use with a dimmer. It cannot be used in dimmers As this bulb gets hot, do not touch it when it is on and keep the product out of reach of children, the elderly and pets. Perfect for living rooms, bedrooms, kitchens and hallways and pendant lights. Power: 25 Watts Light Color: Warm White 2400-2600K Light Beam Angle: 360 degrees Lamp Base: E14 Lamp Shape: R39 E14 Input Voltage: AC 220-230V CRI: 80