[Battery For Heated Vest] Featuring an upgraded design! Take advantage of a faster preheating time and longer battery life by using the only battery specifically designed for all PROSmart heated vests.
[Battery Parameter] Rated capacity: 3.7V 10000mah 37wh. Out Put: USB Port / Type-C Port. Input: Type-C Port, Regular charging can be charged using the Type-C interface.
[Longer Battery Life Time] Enjoy up to 10 hours of long-lasting warmth thanks to the increased capacity of the 10000 mAh battery, while the USB port allows you to charge for your phones or other USB devices. Quickly know how much battery energy is remaining by gently shake the battery.
[Extended Heating Time] Stay warm and enjoy more time outdoors by taking this along as an additional battery pack. The great winter partner of PROSmart heated vest.
[Certified Safe] PROSmart brand's battery is safe and steady with CE certified. Rechargeable up to 800 times. One year warranty for the battery.