Detailed description: Product Name:Lava Lamp Bulbs Voltage: 220-240 V Power: 30 W Lamp holder: E14 (small screw mouth) 13.6 mm Color: Transparent Light Color: Warm White Design: Lava Size: 39*65 mm/1.53x2.55 inches Note: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2.Please allow slight dimension difference due to different manual measurement. Thank you for your understanding. Parts List: 2/4/6 x Lava Lamp Bulbs Lava Design: Specifically designed to reflect and direct light into the base of lava lamps, generating the necessary heat to activate the lava Features a dimmer switch for adjustable brightness Warm White Light: Stable lighting that does not flicker or harm the eyes, enhancing the brightness and liveliness of the lava lamp for excellent decorative effects Standard Size: Includes one 30watt R39 reflector bulb compatible with 220240 volts and fits an E14 base (053 inches) Dimensions: 39x65mm (153x255 inches) High Quality: Flat top design for optimal heat distribution, making the lava lamp more active compared to traditional round bulbs Wide Applications: Suitable for use in lava lamps, flashlights, cabinets, and other night lights Ideal for both indoor and outdoor decorative applications