9 heating zones and 3 heating levels: compared to other heated vests that have only 4 heating zones, our heated men's vest has 9 heating zones, arranged on the neck (1), cage chest (2), belly (2), back (2) and waist (2). Thanks to a larger heating surface than other models, it provides sufficient heat for the most important parts of the body. 3 Heating levels can be adjusted by a short press of the button. Fast, secure and long-term heating: In contrast to most heated vests with 5 V batteries, our vest is equipped with a 7.4 V battery with a capacity of 16000 mah, which warms up in just 3 Seconds. The battery has UL security certificates and can operate up to 9 hours. The vest also has a heat protection module that automatically disables heating when overheated. Independent 4-W-1 Switch: Standard heated men's vests available on the market usually offer only one configuration for all heating zones. Our vest has 4 control buttons: 3 buttons for temperature control in various areas that can be controlled together or separately, and one button for adjusting the backlight on the control panel, adapted to different axis conditionswietleniowych.Wysokiej Quality, convenient and durable material: Our heated men's vest is made of ultrathin carbon fibers, providing better insulation and greater comfort. The heated vest improves blood circulation and helps to relieve backache. It is made of high quality waterproof fabric, and its high collar effectively protects against wind. You can wear it when practicing sports without traffic restrictions. Contents of the kit: 1 x heated men's vest1 x battery 16000 MAH1 x USB1 X Cable Washing bag1 x Waterproof gift bag1 x Instructions Service Taking the right size according to the size table. The heated vest with the battery will help you keep warm during your daily work in winter and other outdoor activities. This is the perfect gift for Thanksgiving and Christmas for family and friends.