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Small square black hand warmer with rubber coating and strap

NewAir HW31 rechargeable hand warmer 42°C 60×60×22mm 0.1kg

SKU CH-S3MG-19HMT MPN HW31

Rechargeable hand warmer reaches 42 °C in under two minutes and runs for three to four hours per charge

  • Nameorastone HW31
  • FeaturesBattery Powered, Rechargeable, true, lithium_polymer, Alumin
  • FinishBlack
  • Fuel TypePropane
  • Heat Capacity42 degrees_celsius
  • Dimensions20'
  • Ready in under 2 minutes reaching 42°C
  • Double-sided heat keeps both palms warm
  • Runs 3 to 4 hours per full charge
  • Pocket-sized at 60×60×22 mm and 0.1 kg
  • Includes strap and LED torch for travel

Purpose and Audience

The NewAir HW31 is a rechargeable hand warmer designed for outdoor use in cold weather. It suits commuters, walkers and anyone who needs portable heat for their hands during winter activities.

Build and Everyday Use

The unit measures 60x60x22mm and weighs 0.1kg with a black aluminium finish and rubber coating. A built-in strap allows it to be secured to a bag or wrist, while a USB port lets it function as a power bank for small devices.

Thermals and Runtime

The warmer reaches 42°C in under two minutes and maintains heat for three to four hours per charge. The lithium-polymer battery operates silently with no moving parts, and the double-sided heating surface distributes warmth evenly across both palms.

Highlights

  • Ready in under 2 minutes reaching 42°C
  • Double-sided heat keeps both palms warm
  • Runs 3 to 4 hours per full charge
  • Pocket-sized at 60×60×22 mm and 0.1 kg
  • Includes strap and LED torch for travel

Specifications

BrandNewAir
Nameorastone HW31
ModelHW31
Part NumberHW31
FeaturesBattery Powered, Rechargeable, true, lithium_polymer, Aluminum, 42 degrees_celsius
FinishBlack
Fuel TypePropane
Heat Capacity42 degrees_celsius
Dimensions20'
Weight0.1 kilograms

Questions about this item

Does the HW31 charge via USB-C or micro-USB?

The HW31 uses a micro-USB port for recharging its internal lithium-polymer battery.

Will the 60×60×22 mm aluminium case fit inside a standard glove or small pocket?

At 60×60×22 mm and 0.1 kg it slides easily into most glove cuffs and jacket pockets.

How do you activate the hand-warmer and the LED torch without turning the wrong function on?

Press the power button once for heat, hold it for two seconds to toggle the LED light.

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