Thanks to digital inverter technology, this model delivers a reliable power source suitable to run laptops, tablets, and other electronic devices. Perfect for site offices, boats, caravans, and various other environments.An integrated economy control switch varies engine speed according to load for increased fuel economy and higher cost savings.The ISG3300 is considerably quieter than traditional generators, as well as smaller design and lighter weight for increased portability.With a 30% to 40% lower fuel consumption rate, the ISG3300 is super economical and more eco-friendly compared to traditional generators. Powerful 149cc EURO V unleaded petrol engine 3300w peak output and 3100w contin. rated output 2x 230v output sockets and 2x 2A 5v USB outputs USB sockets can be used at the same time as 230v output Pure sine wave inverter converts DC to a stable pure sine wave 230v AC, suitable for appliances and sensitive electronics 30% to 40% fuel consumption improvement compared to traditional generators Economy control switch varies engine speed according to load Thermally-protected inverter module for added protection Forced air cooling for an extended operating time Oil alert system for engine protection Low noise level ideal for domestic use Easy pull-starting mechanism SIP 2-Year Standard Silver Warranty