Features: 120large angle sensing range, sensing distance up to 5-7 meters. Using advanced photosensitive sensor + human infrared sensor technology, dark light condition open automatically, and keep on in 15s. 3M adhesive flexible design, break through the socket and installation constraints. Environment-friendly ABS and high-density polyethylene manufacturing, more durable and secure. Low-power consumption, standby-power as low as 0.25mW. Double-file brightness adjustment, about 12 months use time in 0.7lm mode and 6 months in 3.8lm. External soft round design encounter silk edge touch, an exquisite little light, a life attitude.