Men's Electric Heated Thermal Underwear Set with Power Bank USB - Size X-Large

[USB INTERFACE]: The electric thermal underwear uses a USB interface. A 10,000 mA power bank can generate heat for at least 8 hours in thermal underwear. Note: There is no power bank! [MULTIFUNCTION]: Our USB Heated Clothes not only can it be used for winter heating, but also has obvious physiotherapy effects.

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