*Function Description: It will continue working around 2.5-3 hrs with fully rechargeable Batteries. 110 Fahrenheit degrees is the expected highest temperature under general working circumstance.The heating area shows as picture in gallery.

*Package include:

pair of Li-ion 1500MAH Batteries;Pair of flat Insoles with integrated heating elements;1x power charger and cable;2x battery clips.

Q&A:

Q1. Is it safe?

A1. It's very safe with 3-6V input voltage and 2.5w power consumption.

Q2. How long will it work well with full recharged 1500mAh Li-ion batteries?

A2. About 2.5-3 hrs, and 110 F is the designed highest temperature under normal condition.

Q3. How much degrees it is able to reach?

A3. This depend on your atmosphere, room temperature and humidity. if you want to get higher temperature, please wear cotton-padded shoes or other shoes with sealed space.

Q4. Can it be folded?

A4. No.

Q5. Is the temperature raising quickly?

A5. No. it need about 10 minutes to reach 86F when it is tested by putting into cotton-padded shoes at 41F atmosphere. Colder the weather, longer to reach the higher temperature. If you expect short heating time, put another Non-Function insoles under this Heating Insole.

Q6. Is it washable?

A6. Yes, you can wash the surface of insoles, but please watch up the extended cable and not machine washing.

Q7. Why it can't reach higher temperature, such as 140F?

A7. Firstly,such high temperature is not safe to human body and your will feel uncomfortable because you are difficult to sweat. Lots of test show our design are suitable most of people.

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