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 Clothing】20000mAh 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 7.4v heated clothing.
【Extra large capacity for all day warmth】With 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 Protection】We 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.