paul russells GU10 LED Bulbs, 4.9W 450lumens, 60Watt Equivalent, Spotlight Bulbs Replacement, 36 Narrow Beam, Bright Warm White 2700K, No Flickering, Energy Saving Non-Dimmable Light, Pack of 20

ENERGY EFFICIENT BRIGHTNESS: paul russells GU10 LED bulbs use just 4.9W to produce 450 lumens, matching the brightness of a 60W traditional spotlight bulb while using far less energy. Light comes on instantly, with no flicker. WARM WHITE 2700K, 36 DEGREE NARROW BEAM: A cosy warm white glow with CRI 80, so colours look natural. The focused 36 degree beam directs light where you need it, which suits kitchens, hallways, downlights and display areas. EASY FIT GU10, NOT DIMMABLE: GU10 twist-and-lock base fits all standard GU10 light holders. No driver, transformer or rewiring needed, just 220-240V mains. Size 56mm tall x 50mm wide. Use with a standard on/off switch (not dimmable). NO WARM-UP, NO FLICKER: Reaches full brightness in under a second from cold, with steady, flicker-free light that is easy on the eyes. The room is ready the moment you switch on. LONG LIFE & PEACE OF MIND: Built for durability with a lifespan of up to 15,000 hours, reducing how often you replace them. Every bulb is tested before it ships, backed by a 36-month replacement guarantee and any question answered within 24 hours.