Usage Tips: [E14 Rechargeable Light Bulbs]: 66mm diameter, 40W equivalent, 300 lumens, remote control included. Manual switch operation available if remote is lost. E14 socket USB light bulb. [Detachable USB-C Charging & Magnetic Base]: Charged via USB-Type C, allowing easy charging without installing the bulb. Features sleep mode to preserve charge, IP44 rated for splash resistance. Can be detached and used as a portable night light, easily attached to any magnetic surface. Suitable for locations without hardwiring or nearby power outlets. [4 Levels Brightness & 3 Timers]: Offers 4 dimming levels and 3 auto-off timer options (1 min, 60 min, 120 min). Note: This E14 rechargeable bulb is not as bright as a standard LED bulb. Wide 150° beam angle and 75mm height help enhance light distribution. [3 CCT Colors & Memory Function]: Maximum brightness setting provides up to 4 hours of runtime. Adjustable color temperature from 2700K (warm white) to 6000K (cool white) with flicker-free performance. Operates for 4 to 18 hours depending on brightness level. Automatically recalls the last used brightness setting when turned on. Easily switch between warm, natural, and cool white light. [Various Applications]: Versatile cordless light bulb with magnetic base, suitable for use with wall lamps, table lamps, floor lamps, chandeliers, and ceiling fixtures. Ideal for dining rooms, living rooms, bedrooms, patios, kitchens, closets, and entryways. Replacement parts covered under warranty.