Content portable-hand-warmer

Product material: aluminum alloy + ABS
Battery capacity: 5200mAh
Product size: 10.2×5.9×2.6cm
Single net weight: 130g
Charging time: about 5 hours
Temperature: high temperature: 55 degrees, constant temperature: 48 degrees, low temperature: 42 degrees
Product working time: High temperature: 4.5 hours; constant temperature: 7.5 hourslow temperature: 10 hours
Input / Output: 5V / 2A