- Intelligent chip dual temperature control system (fast warming/cooling): military-grade lithium battery pack, application of China's rechargeable treasure 3C level standards, such as 20000mAh mini models only 280 grams, ultra-long battery life, fully charged state, the heating system can be used in the largest gear for 4 hours, the temperature can reach a maximum of 65 °; refrigeration system lasts for about 14 hours to meet the needs of the whole day's outdoor activities. Fast charging technology is added, it only takes 6 hours to fully charge the rechargeable battery.