Whsahans 5V 2A 20000mah Heated Vest Heated Jacket Battery Pack Power Bank Rechargeable Battery for for Heated Vests Heated Jackets Heated Hoodies for Men Women(No DC Port, Not Suit for 7.4v)

5V2A 20000mAH Battery Pack Special for Heated Clothing20000mAh large capacity, compatible with most heated devices (men' s heated jackets, heated vests and pants) on the market, and also suitable for charging smartphones.
Note: This is 5V heating vest battery pack. No DC output, not suitable for 7.4 v heated clothing.
Extra large capacity for all day warmthWith a higher conversion rate, it can continuously heat vests for 6-20 hours (6-7 hours high temperature, 12 hours medium hours, and 20 hours low temperature ). It can charge iPhone 13 4-5 times, iPAD Mini 2-3 times. This is the perfect battery backup for your heated clothing for outdoor use in winter!
Multiple Safety ProtectionWe adopt the latest version of intelligent chip and high quality Li-polymer. Its conversion rate is 30% higher than that of its predecessor, and it can protect your devices from overvoltage, overcurrent, overcharging and short circuit to ensure your safety in use.
Auto Start Function It is specially designed for heated clothing. When you wear heated vest, heated jacktet, heated pants or heated hoodies, it is inconvenient to change the battery. With our products, you do not need to press the switch button, because it will be turned on as soon as the battery is connected. It will automatically sleep when not in use.
Perfect Spare Battery for Heated ClothingCompatible with most heated devices (heated jackets, vests and pants) on the market, with seamless battery replacement, it can be taken as an extra battery pack, allowing you to enjoy more time outdoors and keep warm at all times.