BT21 - Universtar Portable Hand Warmer and Power Bank

$70.00 70.00

Available Options


Covid-19 Update
Harumio is currently operating as normal and orders are being processed and shipped on a daily basis. Social media channels and support line is also open as per usual.

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It never hurts to have a 2-in-1 product - in this case, a power bank that also functions as a hand warmer!

Awesome and notable idea indeed! So now you can ensure that your mobile phone never goes out and keep your hands warm at the same time!


This item contains a lithium battery and thus can only be shipped with DHL Express as a battery product.


100% Authentic and Official BT21 Product

Ships to Worldwide via EMS / DHL / Fedex

Material : ABS, Aluminium

Rated Voltage : DC5V 2.0A(Max)

Battery : 3.7V 4000mAh Li-Polymer 14.8Wh

Size : 87 x 77.3 x 33mm (Tata),  85 x 70 x 32mm (Chimmy), 80 x 73.3 x 30mm (RJ), 81 x 100.3 x 32mm (Cooky), 98.3 x 80 x 36mm (Shooky), 103 x 70.6 x 35.2mm (Koya), 91 x 78 x 32.5mm (Mang)

Package Size : 145 x 145 x 60mm


Return Policy

Harumio provides Korea proxy service.

Items are sourced from official retail channels from the respective manufacturers. Items sold non-returnable and non-refundable. Warranty is as provided by the manufacturer, however, buyer would need to ship the product back to Korea for any repairs.

Some countries may have import taxes and they are the customer's responsibility to pay for these taxes (if any). 

Customers will be charged a $30 restocking and shipping fees if the packages are rejected for any reason at all.