SPECIFICATIONS ·Capacity:10W,20W,30W, 50W, 80W ·Luminous ≥90LM/W ·Power Factor: 0.98 ·CRI: 90-100 ·Color Temperature:3000K~7000K* ·Power Input：AC220V/110V(Optional DC 24V） ·Working Temperature：-40°C~+50°C ·Humidity Rating：≤95% ·Lifespan: 50, 000 hours ·Installation Height: 1～6m