Product Type: Manual Crank Generator Shell Material: Aluminum Alloy Power:30W Output Voltage:0-28V Rated Current:1.5-2A Max Current: 3A Regulator Plug: 12 mm Air Socket + Mini USB Plug + USB 2.0 Plug + 2 x 5.5 mm Plug Size: 106 * 64 * 39mm Generator net weight: 480g