The Draper IN400/USB is a 400W power inverter that converts 12V DC vehicle battery power into 230V AC mains electricity, enabling you to power standard UK 3-pin plug appliances on the go. This versatile unit is ideal for tradespeople, mobile workers and outdoor enthusiasts who need reliable mains power away from fixed electrical supplies. Designed for use in vehicles, caravans, boats and HGVs, this inverter delivers 400W continuous power with 800W peak capacity to handle appliance start-up surges. The integrated USB port provides convenient charging for mobile phones and tablets, eliminating the need for separate charging adapters when working remotely. Safety features include overload alarm and reverse polarity protection to safeguard both the inverter and your connected appliances. The modified sine wave output makes this inverter suitable for most power tools, battery chargers and electrical equipment commonly used by contractors and tradespeople working from vehicles. Features and Benefits: • Converts 12V DC vehicle battery power to 230V AC mains electricity • Compatible with standard UK 3-pin plug appliances • Integrated USB port for charging mobile devices • Ideal for use in caravans, boats, HGVs and commercial vehicles • Overload alarm and reverse polarity protection for safe operation Specifications: Input Voltage: 12V DC Max Wattage: 800W (peak power) Output Voltage: 230V AC Output Wattage: 400W continuous power Wave Form: modified sine Contents: 1 x 12V DC-AC Inverter, 400W