1.Dual-side heat,high-capacity 2.keep your hands warm 3.Charge your mobile,MP3/4 etc 4.Lithium-ion rechargeable battery

1. With an internal Lithium –ion rechargeable battery, could be recharged up to 500 times.2. Use PET as the heating material3. Two functions: warm your hand and charge MP3/4/5 and most brand mobile phone such as Iphone, etc4. Heats up in 30 seconds 5. Two choices for temperature adjustment:High : 48°C ± 2°C  4.5 hours of standby time(Circumstance Temperature:0°C);Low:  43°C ± 2°C  5 hours of standby time(Circumstance Temperature:0°C)6. Function parameters:

Charging time: 5hours

Size: oval      L90×W60×H24mm

Weight: 120~125grams

Charging input voltage: 5V 1A

Anti-chargeable output voltage: 5V 0.5A

Temperature (low: 40 degrees, high: 45 degrees)

Charging temperature range: -20°C~50°C

 Using within the circumstance temperature:-20°C~50°C