Experience the convenience and warmth of the Coolnut 7500 mAh Power Bank that also doubles as a fast and efficient handwarmer. 

• HUMANIZED DESIGN - Ergonomic grip, double-sided hand warm, and Large heating area, which can be used for warming hands, feet, waist, belly, and knees etc.

• As a 7500mAh Power Bank - The reusable hand warmer can also charge your mobile electronic device when runs out of power. Here are LED Display to show the battery left from 0 to 100%. 

• SAFETY PROTECTION - Intelligent power manage IC protect your devices against any charging accidents, Built-in safeguards protect your devices against excessive current, overheating, and overcharging during charging and storage

• EFFICIENT POWER BATTERY - Invest in a high-density Li-ion portable USB charger that retains 70-80% of its capacity after 500 charge cycles. It’s the optimal choice of your smart devices.

PACKAGE INCLUDES - Coolnut 7500mAh External Battery Pack Micro- USB Charging Cable User Manual Worry Free 60-months warranty Card and friendly & outstanding customer service.