Model: TG2500 Engine type: Single cylinder, 4-stroke, Air-cooled Rated output power: 2. 0KW Rated Voltage: 220V/50HZ, 110V/60HZ Starting system: Recoil/E-start Fuel tank capacity: 15L Continunous operating time: 13h Model: TG3600 Engine type: Single cylinder, 4-stroke, Air-cooled Rated output power: 2. 5KW Rated Voltage: 220V/50HZ, 110V/60HZ Starting system: Recoil/E-start Fuel tank capacity: 15L Continunous operating time: 11h you can browse our website: and get more detail information about us and our products,or contact me darectly my email Add: ,thanks!