Heated, insulated and waterproof, our Voltera Heated IV women's jacket is perfect for all adventures this season. Featuring our waterproof and breathable Isotex 10000 fabric, the ladies walking jacket will see off rainfall whilst keeping you fresh. It's finished with a marl fabric for texture. When the temperature drops, you can rely on the Thermoguard insulation and Heated Technology to keep you toasty. A 5V USB power bank with a minimum output of 2.1A is required to utilise the heated technology with this jacket. Regatta cannot be held responsible for batteries not purchased directly from us. The Voltera Heated IV women's walking jacket from Regatta is just the thing for adventures out in the cold. The women's jacket is made from waterproof and breathable Isotex 10000 fabric that'll see off rain and keep you feeling fresh. When the temperature drops, the Thermoguard insulation and Heated Technology will keep you toasty. Battery pack is sold separately. Please be aware the battery is not included with the jacket and will need to be purchased separately. Any 5 Volt battery pack with a minimum output of 2.1 Amps can be used with our heated jackets. Our battery pack specifications are: Capacity: 5000 mAh Input: Micro-USB: 5V DC 1A Output: USB-A x 2: 5V DC 2.1A