Features 1. Cycle Heating: Front and rear heating, cycle heating, and front and rear heating can be divided into three zones, targeting areas prone to cold and pain, allowing you to be tightly wrapped in heat in winter and the cold air to disappear without a trace. Long range of 10000 milliamperes is approximately 8 hours. 2. Three Speed Automatic Temperature Adjustment: With a gentle press, the third speed temperature control is adjusted, which is easy to operate and saves worry for everyone. (Blue light energy-saving range, white light comfort range, red light warmth range). Press and hold for 3 seconds to turn on the computer, and it will warm up to the temperature you need in 10 seconds. Whether it's cold wind or rain or snow, a power bank or a hot down jacket can instantly warm you up. 3. Safe Water Washing: No disassembly, safe water washing. Electric heating products can also be washed with water. Before washing clothes, remember to cut off the power and take out the power bank. The washing machine is optional. 4. Inner Liner Technology, High-Quality Fabric: anti drilling down, warm and comfortable. Adopting vacuum filling technology, adding an air barrier without damaging the down, maintaining the original flexibility and feel. The new polyester fiber fabric has good wrinkle resistance and shape retention, with a thick texture. It has the characteristics of wear resistance, durability, anti burring, non hair staining, easy washing and drying. 5. Suitable For Various Environments: daily work, overtime cold protection, driving warmth, street work, winter travel, outdoor duty.(excluding power bank) Specification Material: Cotton Color: Blue, Black Clothing Size: M, L, XL, 2XL, 3XL Size: 35 x 30 x 5 cm Weight: 510 g Package Include: 1x Intelligent Heating Suit Jacket