[Easy Installation] Simply screw the bulb into an e27 socket to enjoy hassle- installation and activate the light with ease. [Energy Saving Infrared Sensor] The pir infrared motion sensor detects movement and only activates the light during nighttime hours, saving energy. [Versatile Usage] Ideal for basements, bathrooms, hallways, and more, this motion sensor light bulb adds security and convenience to your home. [Motion Activated Automatic Lighting] When people are within 2 to 5 meters, the light bulb turns on and off automatically for added convenience. [Bright and Efficient Lighting] Choose from 12, 18, or 24 leds with 6000-6500k light, providing ample brightness while saving energy.