Robust, reliable, efficient and well built - the CYB3550 is a superb source of portable power for mobile tradesmen, contractors etc. - in fact anyone working or enjoying leisure activities, remote from the mains. Over 2kW is delivered, conveniently at 110V & 230V, via standard BS4343 style 16amp (round type). And, as you might expect, it's safe to use too, having been designed and manufactured to the latest EU quality & safety standards.