- A 【Perfect heating】 -The heating element covers the whole sole and every toe. Provide your foots with a perfect warm hug. Just go out and enjoy the winter!
- B 【7.4V 3000mah Li-ion Batteries】- The heated insoles come with two batteries with 3000mAh capacity. A most powerful backup to warmer feeling and longer heating time. This is the biggest capacity for batteries of heated insoles you can find on Amazon.
- C 【Good for outdoors activities in winter】-No matter you skiing, cycling, hiking, fishing, hunting, the insoles will always keep your feet warm. Say goodbye to cold feet and hello to warmth, comfort and convenience.
- D 【Adjustable 3 Levels Temperature Settings 】- It provides 3-level heat settings system with different lasting hours, easy to adjust by short pressing the button on battery.