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✔ Relieves back pain fast ✔ Improves posture naturally ✔ Comfortable & adjustable ✔ Invisible under clothes
Regular price
$92.80 USD
Regular price
Sale price
$92.80 USD
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Product information:
Lithium battery energy storage: 4000MAH
Heating time: 3-6 hours
Charging time: about 3.5 hours
Battery voltage: 3.7V
Thermal energy: 40-60 ° C
Packing list:
Battery x1 pair
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