Yescom 225 Blue & White LEDs Grow Light Ultrathin Panel Hydroponics Indoor Plant Veg Lamp for Growing Room Tent 225pcs Blue & White SMD LEDs ultrathin grow light panel; Power: 22W; Lumen: 2927lm; Lifespan: more than 50,000 hours; Light Panel Size (LxWxH): 11 5/16" x 11 5/16" x 3/16" (28.8x28.8x0.418cm) Circuit design, better parallel connection and protects LEDs; If one of the LEDs is damaged when short circuit, the others would not be affected A piece of PCB, good heat dissipation; Low heat and low power consumption, can save energy up to 90% Recommended Height: Within 3.28ft (1m) high above plants; Recommended Coverage: One panel per 21.5 to 32.3 square feet (2 to 3 square meters) Simple and quick to install, can be hung up easily by hanging kit; Benefits for plants, great for seedling, germination, growing and blooming