ColdBye 7.4V/5V 20000mah PD 30W Battery Pack for Heated Vest Built-in 3 DC Size Adapter, ./5 Fasting Charging Battery Pack for Heated Jackets with LED Display

Exclusive Tri-Size DC Ports No Adapters NeededThe only heated-apparel battery with three built-in 7.4 V DC jacks ( 3.5 mm, 3.8 mm and 4.0 mm). Forget loose adapter cables and pocket bulkjust plug and go. Compatible with most 7.4 V heated vests and jackets
30 W USB-C PD Fast Charge & Certified SafetyUSB-C PD In/Out up to 30 W (5 V 3 A, 9 V 3 A, 12 V 2.5 A, 15 V 2 A, 20 V 1.5 A) charges the pack 0 100 % in 2.9 h if with a 30 W charger(Wall charger not included. ). Built-in BMS meets UL2056, FCC, CE, and RoHS standards for over-charge, over-temp, and short-circuit protection
Precision LED Display with Real-Time ReadoutsProfessional-grade LED meter shows battery level in 1 % increments plus live voltage and current per port. Tap once for DC, twice for USB/Type-C. Auto-wake and auto-sleep functions prevent power drain for maximum efficiency
Power Your Heat & Charge Devices SimultaneouslyRun your 7.4 V heated garment while fast-charging your phone or tablet through USB-A and USB-C at the same time. Stay warm and connected all dayno need to unplug your jacket to charge your tech. (Two DC outputs at once not supported. )
True 20 000 mAh Capacity for All-Day WarmthHigh-density cells deliver steady heat for 6 h on High, 9 h on Medium, or 12 h on Low (depending on garment). Also recharges an iPhone 15 Pro 4 times. Engineered to minimize voltage drop so your jacket stays hot until the last percent