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KINGNUMB

Tailored Comfort for All Adventures

This is your perfect heated layering piece for any cold weather occasion. The OPENHEAT Unisex 3-Zone Ultralight Adjustable Heated Liner Vest features a sleek, lightweight design that fits comfortably under your favorite outfits. Stay stylish while staying warm with the power bank of your choice. With three heating zones targeting your abdomen and mid-back, an adjustable waist for a custom fit, and compatibility with any USB-C power bank, this vest empowers you to brave the cold anywhere and any day.

KINGNUMB System

Open Power 

Freedom to choose: OH apparel works with most power banks with a USB Type-C port (power bank is not included). We even support power banks with 5V(10W) output!

For best heating performance, use a UL-certified power bank with 18W PD (Power Delivery).

Four Heating Zones

Strategically placed heating zones on the collar, lower back, and both left and right pockets for targeted warmth.

Three Adjustable Heat Levels

Adjustable settings (High, Medium, Low) adapt to different heat demands with LED indicators for easy control.

Turbo Heating Mode

Press the “H” button to provide quick, intense heat for 5 minutes before automatically switching back to the previous heat level.

Extended Heating Runtime

With a full-charged 10,000mAh battery (not included), the heating lasts up to 16 hours on low setting, 8.5 hours on medium, and 6 hours on high.

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Fleece Material
Quick Heat
Breathable
Adjustable Waist

Velcro-adjustable waist allows you to tailor the vest to your body shape or activity needs, providing enhanced freedom and comfort.

Adjustable Waist

Elastic rib fabric on the sides increases flexibility, ensuring a snug yet comfortable fit for all-day wear.

Dual Battery Pockets

Two external battery pockets make installing and removing batteries quick and easy, ensuring seamless operation.