Portable 2 in 1 hand warmer: ideal for outdoor, dog walking, camping, hunting, golf, fishing, hiking, skiing and more.

Instructions:
1. Press and hold the power button for more than 3 seconds to turn on the hand warming mode. (Red light indicator).
2. When the hand warming mode is on, the heating temperature can be adjusted by each short press.
3. Press and hold the power button for more than 3 seconds until the hand warmer mode is off.

Specifications:
Input: 5V/2A.
Working time: 5~12 hours.
Charging time: 2-3 hours

Package:
2 x rechargeable hand warmer.
1 x USB charging cable.
1 x user manual (English language not guaranteed)