【2-Pack High-Capacity Power】2 × 7.4V 5000mAh lithium-polymer batteries, delivering long-lasting energy for your heated accessories (charging voltage: 8.4V; max charge/discharge current: 1C).
【Universal Compatibility】Ideal replacement batteries for heated gloves, socks, hats, jackets, insoles, knee pads, back braces, and shoes—perfect for winter outdoor sports (skiing, hunting, fishing, cycling) and daily cold-weather use.
【Long Runtime & Fast Charging】Provides 3-8 hours of use (varies by heating level); fully charges in 2.5-4 hours via the standard 3.5mm/1.35mm DC jack—quick to replenish and ready when you need it.
【Premium Safety & Durability】CE, UL, FCC certified; built-in multi-layer protections + leak-proof design to prevent overcharging, overdischarging, overheating, and short circuits—safe for year-round use.
【Long Cycle Life & Easy Storage】Supports 500-600 charge cycles; store at 40%-60% charge, recharge every 3 months for longevity—designed to withstand extreme temperatures (-60°C to 60°C discharge range).