7.4V 3500mAh Li-Polymer Rechargeable Battery Pack Replacement Set Compatible with Heated Gloves Liners Mittens Socks Vest Jacket Hand Muff Charger 7.4v Battery(2 Pack)

Specifications

• 【2-Pack High-Capacity Power】2 × 7.4V 3500mAh 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 2.5-8 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).
• 【What You Get After Purchase?】2*7.4V 3500mAh Rechargeable Lithium Polymer Batteries and 1*Charger. Charging Time: ~4 hours (via female DC jack, 3.5mm outer diameter / 1.35mm inner diameter).Note: Fully charge before first use, and recharge only after complete depletion.24/7 Support from our friendly customer team