Shaft Material : Stainless Steel Type : Wind Turbine Type: hand crank Product parameters: Product number: XY-201L power generation: 20W (related to hand cranking speed) Output voltage: 5V, 12V, 220VUSB Output: 5V/3A (max) 12V Output: 240W (max 20A) 220V Output: 150W (max, corrected sine wave) ) Battery capacity: 65Wh (equivalent to 5V/1.5 million mAh) Charging method: manual power generation, 12.6V Charger Weight: 1600g Products include: 1X Generator 1X Charger