Rechargeable and Timing : Enjoy wireless lighting with our matte black wall lamps. Each set includes two sconces with USB chargeable bulbs that provide 300-500 LM of bright light. With a 5000mAh battery, these sconces can light up your space for 12-30 hours on a full charge. The magnetic base bulb allows for easy charging, and the 4 timing options (15min, 30min, 1h, 2h) give you control over when the lights turn on and off. Dimmable and Adjustable 3 Color Temperatures : Create the perfect ambiance for any occasion with our wall sconces. Choose from three color temperatures - 3000K warm light, 4000K natural light, and 6000K white light.