(GENERATOR)Type: Brushless Syncronous, AC Generator - Maximum AC Output (watts): 5200 - Rated AC Output (watts): 4500 - Total Ampere (rated / maximum): 37.5 / 43.3 @ 120V , 18.8 / 21.7 @ 240V - AC Voltage (V): 120 / 240 - Frequency (Hz): 60 - Voltage Regulator: Automatic (A.V.R.) - Neutral: Bonded -- (ENGINE)Type: MZ360 4-Stroke, OHV forced air-cooled, Single Cylinder - Displacement: 357 cm� - Maximum Horsepower: 12 - Fuel: Gasoline - Starting System: Electric, Recoil (with auto decompressor) - Battery Type: 12V-26Ah or larger (optional) -- (GENERAL)L x W x H mm (in): 894 x 520 x 527 (35.2 x 20.5 x 20.7) with battery tray - Dry Weight: 90kg (198.4lb) - Fuel Tank Capacity (L): 25 - Operating Hours (@ rated load): 8.3 hrs - Noise Level (@ 7 metres): 74 dBA -- (TECHNICAL FEATURES)(NFB) None-Fuse Circuit Breaker System: Standard - Dual Voltage: Standard - Auto Choke System: Standard - Oil Watch Warning System: Standard - Fuel Level Gauge: Standard - Spark Arrestor (muffler): Standard - Economy Idle Control System: Standard -- (ACCESSORIES) Transportation Wheel Kit: Optional - Remote Control Starter: Optional -- (WARRANTY)Non-Commercial Use�: 2 years limited