Buy Warning: Incandescent bulbs and halogen dimmers are not compatible with LED bulbs. ElV dimming or MOS dimming is recommended. 4W,400lm,Warm white(2700K) create a warm and comfortable environment, ideal for family use. Combining advanced technology with retro design, isuitable for pendant lamp, ceiling fan, wall lamp, desk lamp and pillar lamp. Standard E14 base, instant on, no delay. Overload protection, short circuit protection, overheat protection.Very low power consumption, save up to 80% energy, perfect replacement halogen or incandescent lamps. High quality filament, up to 10,000 hours of service life. High color rendering (CRI>80) provides vivid colors and effects. Familiar candle shapes you know and love, high light quality, long life and energy saving. Warm white light to create a cozy atmosphere. This bulb is the perfect replacement for your traditional incandescent bulb. 💡Note: Due to manual measurement, the size may have an error of 2 cm / 1 inch; due to different