ROCKBROS YPW039 Winter Heated Jacket Motorcycle Bike Cycling Men Women USB Electric Heating Thermal Warm Vest – Black/Grey M

• USB electric heating warm vest, keep you warm in cold weather
• Three-gear temperature control, warm and comfortable
• The vest can be washed by water
• Four-zone heat generation, keep your back, neck and belly warm
• Infrared heating without harmful radiation
• One key operate, rapid heating
• 5V safe voltage(need to connect to a power bank)

Specification:

• Brand: ROCKBROS
• Material: polyester fiber
• Size: M/L/XL/XXL/3XL/4XL
• Voltage: 5V

Size Chart:

Note: 

• To generate heat, it needs to connect to a power bank(not included), and it will stop heating after unplugging the power bank.