GU10 Lava Lamp Bulb: Our 28W MR11 GU10 halogen bulb is designed for use with GU10 lava lamps. It features a compact diameter of 35mm, making it suitable for fitting at the base of compatible lava lamps. MR11 Mini Size Reflector Bulb: The 35mm diameter allows the MR11 mini spotlight bulb to fit seamlessly into tight spaces, ideal for integration in the base of select lava lamp designs. Excellent Heating Effect: The 24° beam angle helps direct heat efficiently, promoting even heat distribution. This bulb can effectively warm the wax in compatible lava lamps, contributing to the formation of a flowing lava effect, enhancing the visual ambiance of your space. Effortless Installation: Installation is simple—just insert the GU10 halogen bulb into a compatible fixture with care and enjoy immediate operation. Revive Your Lava Lamps: Confirm that your lava lamp is designed to use GU10 bulbs to ensure proper fit and safe operation. Compatible with 220V–240V electrical systems.