Smart Tech USB Heated Winter Vest for Men Color:Black It can add 1-2 drops

It can add 1-2 drops of toner (toner that can dissolve in mineral water)

offering a perfect blend of functionality and fashion for the modern man on the move

Its kitten-inspired appearance makes it suitable for people who enjoy cute and whimsical designs

- SNR≥80dB

Smart Tech USB Heated Winter Vest for Men Color:Black It can add 1-2 dropsSmart Tech USB Heated Winter Vest for Men is perfect for cold winter. If you work outdoor, this is a must have item. Works with any portable USB powerbank. Simply plug it to a portable battery bank and start using it. 1Intelligent Heating: Infrared heating. Built in heating module, the vest has intelligent heating. With the waterproof design, the vest is safe and easy to wash. 2Heating Blocks: Humanized heating parts design the heating blocks for the