General description This electric heated vest is designed for women, providing warmth and comfort during winter activities such as skiing, hiking, and fishing. Made from premium materials, it features a soft and thick fabric that effectively retains body heat while promoting blood circulation. The vest is lightweight, easy to wear, and suitable for various occasions, from office work to outdoor sports. Technical specifications Material: Cotton, Polyester Heating elements: 4 large surface heating elements Maximum temperature: 65 °C Heating temperature range: 40-55 °C Size: L Length: 66 cm Bust: 108 cm Shoulder width: 47 cm Power supply: 5V/2A (battery not included) Installation Connect the USB connector to a 5V power source. Recommended power bank: 5V/2.1A (not included). Usage Press and hold the control button for 3 seconds to turn the vest on/off. Press the control button briefly to adjust the heating mode. Temperature settings: Blue light (low temperature: 40-45 °C), White light