---2200mAh battery usage time and temperature indicator:
Low heat (45 ℃), Can be used for up to 10 hours.
Medium heat (55 ℃), Can be used for up to 7 hours.
High heat (65 ℃), Can be used for up to 5 hours.
---4000mAh battery usage time and temperature display:
Low heat (45 ℃), Can be used for up to 20 hours.
Medium heat (55℃), Can be used for up to 16 hours.
High heat (65 ℃), Can be used for up to 11 hours.
Battery charging time: About 4 hours
--How to use:
Power on - Charge the included 3.7V batteries.
Plug in - Connect the batteries to the cables in the pocket at the top of the sock
Turn on - Press and hold the on/off button on the battery for 2 seconds
--Washing Instructions:
1. remove the battery before washing and plug the battery cable into the battery pocket (note that the battery cannot be washed)
--Battery maintenance:
1.The battery should not be near the power source or near high temperature objects. It should not be soaked, dropped or disassembled.
2.The battery should be stored in a dry and cool place.
--Package includes: (as your )
Sock+2200 mAh battery*2; Sock color: Black/Gray.
1 X pair of socks
2 X 2200mAh batteries,
1 X AC charger
1 X Instruction manual
Package: Sock+4000 mAh Battery*2; Sock Color: Black/Gray
1 X pair of socks
2 X 4000mAh Batteries,
1 X AC charger
1 X Instruction manual