Power: 40W Size: 21.5cm x 2cm x 2cm. Need some professional knowledge to use it. Package Included:1 x Soldering Iron (Random Color,NO Retail Box. Packed Safely in Bubble Bag.) Voltage: AC 220V-240V. Features: Brand new and high quality. Great for electronics, computer equipment, watch repair and many other hobby and craft projects. Fast heating and high quality 40W soldering iron with AC cord. Perfect for your soldering needs. Requires household AC outlet (US standard).