About this item: 【5V 6000mAh*2 rechargeable battery】: 3000mAh*2 battery capacity. It has 3 heat setting controls so you can adjust the temperature easily. The highest temperature setting is as high as 60-65℃, which can work for 150 minutes; the medium temperature setting is 50-55℃, which can work for 200 minutes; the lowest temperature setting is 40-45℃, which can work for 272 minutes. .
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