ColdBye PD 30W 20000mAh 7.4V Battery Pack for Heated Vest Built-in 3 DC Size Adapter, DC Power Bank for Heated Vest & Jackets with LED Display Compatible with Major Heated Clothing Brands

Exclusive Tri-Size DC Ports No Adapters NeededThe only heated vest battery pack with three native 5V DC jacks ( 3.5 mm, 3.8 mm, 4.0 mm) built right in. No dangling adapter cables, no extra bulk, and nothing to lose. Just plug and play compatible with most 5V heated jackets and vests
Power Heat + USB Devices at the Same TimeRun your 5V heated garment while charging your phone or tablet through USB-A and USB-C simultaneously. Stay warm and connected all day without unplugging your jacket to top up your devices. (Note: two DC garments at once are not supported. )
Pro-Grade LED Display for Total ControlSmart digital meter shows battery level in 1% steps plus real-time voltage and current per port. Press once to switch between battery %, current, and voltage. no more 50% then sudden shutdown surprises
30 W PD Fast Recharge + Certified SafetyUSB-C PD in/out up to 30 W (520 V) recharges the pack 0100% in 2.9 h with a 30 W charger ( 5.8 h @15 W; 8.7 h @10 W). Multi-protection meets UL2056 / FCC / CE / RoHS standards to prevent over-charge, over-discharge, short-circuit, and overheating. Compact size ( 3.62 × 2.70 × 1.31 in, 0.69 lb) makes it pocket-friendly and travel-ready
True 20, 000 mAh All-Day WarmthHigh-density cells deliver dependable heat for up to 12 h (Low), 9 h (Medium), or 6 h (High), plus about 4 full recharges for an iPhone 15 Pro. Optimized to reduce voltage drop late in the cycle, so your jacket stays warmer for longer