Bynome 2D 28W 4 Pin Light Bulb Gr10q Caps Cap Bathroom Ceiling Compact Fluorescent Lamp,Energy Saving Lamp (Warm White 3500K)

【CRITICAL SIZE CHECK】 Measures 20x20cm (Large 2D Shape). This 28W bulb is twice the size of a 16W bulb. Ensure your ceiling fixture frame is larger than 20cm and compatible with 4-pin sockets, NOT 2-pin. 【EXACT GR10Q SPECIFICATIONS】 High-output 28W compact fluorescent light bulb featuring a standard GR10q 4-pin push-in base. Requires a matching 28W ballast to operate. Perfect direct replacement for standard 2D lamps. 【SUPERIOR BRIGHTNESS & ECO】 Emits a powerful 2800 lumens of flicker-free, crisp light. Advanced tri-phosphor technology provides high color rendering (>80 Ra), drastically cutting electricity bills compared to older models. 【3500K DAYLIGHT WHITE】 Delivers a bright, clean 3500K daylight warm white ambiance. Specially engineered to enhance visibility in task-oriented spaces like bathrooms, kitchens, corridors, stairwells, and rental properties. 【LONG LIFE & EASY INSTALL】 Offers an enduring performance lifespan of up to 10,000 hours, significantly reducing maintenance and replacement costs. Quick, tool-free installation into bulkhead, moon, or round ceiling frames., Weight: 0.3968320716 pounds, Manufacturer: Bynome