QRF-7318 forest Power input: 80W Rated current: 1600±10%mA Battery: 12V7Ah x1 Fan speed: 1-9 steps Rotation speed: 1300±12% (max.) Size of blade: 440mm±3% Height: 1460mm±2% Water tank capacity: 3.5 Litre Fan duration: 4hrs @High speed/step 9, 9hrs @Mid speed/step 5, 30hrs @Low speed/step1 Misting duration: 2hrs @max., 4.5hrs @min., 1hr @Max .misting & High speed fan Light duration: 150hrs@Strong, 250hrs@Weak Breeze selection: normal / natural /sleep Light: 2 settings, bright LED*6, 5Lm Recommended solar panel: 18V, 30~50W