Night Light: Our customers use the night light as a visual aid for bathrooms, hallways, stairs and other potential obstacles or hazards. Due to their innovative and cute design, these portable night lights are also chosen for kids or adult bedrooms, bringing the warmth of light into the darkness. Indoor Motion Sensor Lamp: It uses an expensive passive infrared motion sensor to detect motion within 20 feet in a 120 degree range and automatically turns on in low light conditions. It turns off after 25 seconds if there is no further activity. There are 3 on/off/auto modes to choose from. Built-in 2000mAh Battery: No need to buy and change non-recyclable AAA batteries frequently. This night light with a built-in high capacity rechargeable battery supports longer portable use with a USB port that can easily charge the internal battery. When the lamp is fully charged, just switch it to the lowest level to keep constant light for about 3-4 days. Don't worry about frequent charging, it can