【E27 Rechargeable Battery Bulb】This E27 LED bulb is equipped with a 2000mAh rechargeable battery, supports USB fast charging, fully charged in 2 hours, and has a battery life of 6 to 36 hours. 【Multiple Color Temperatures and Brightness】This remote control bulb allows you to easily manage lighting with a convenient remote control or bulb button. You can switch between warm white light, neutral white light, and cool white light to suit any environment, and adjust the brightness using four preset levels (15%, 30%, 60%, 100%) or stepless dimming for precise customization. 【Breathing and SOS Function】This rechargeable bulb has a new breathing light mode that creates a soft, relaxing atmosphere by gradually brightening and dimming to reduce the discomfort of harsh lighting. 【Memory and Timing Function】This bulb is equipped with a remote control with a memory function, which automatically restores the previous brightness setting, saving time and energy. 【Wide Range of Application】This bulb features a detachable design, which is easy to install and replace. Its versatile design is suitable for a variety of lamps, including wall lamps, chandeliers, and ceiling lamps, creating a comfortable atmosphere. Suitable for indoor and outdoor use, suitable for restaurants, terraces, camping tents, RVs, garages and other scenes, easily meeting all lighting needs.