Heated clothing GHH 12+18V XA. The GHH 12+18V XA heated hoodie is the perfect midlayer option against cold temperatures and inclement weather. Combined with a thin, wind and water resistant jacket, it's all you need to stay warm on any job. The weather is always unpredictable, but with perfect heat distribution thanks to its three heating zones, this hoodie will keep your upper body warm all day long. The three heat settings, powered by Bosch's 12-volt rechargeable batteries, guarantee lasting warmth. The integrated port in the battery adapter makes it easy to charge USB-powered devices for even more convenience. The Hoodie's heating pads are powered by the GAA 12V-21 charging adapter (included) and a 12 V battery (not included) or optionally by the GAA 18V-24 charging adapter and Bosch 18 V battery (not included).