5000mAh 3.6V Li Ion Battery 21700 Rechargeable Li Ion Battery With 12C Discharging Current

The 3.6V 5000mAh 21700 Low Temperature Lithium Battery is a high-performance rechargeable lithium-ion cell specifically engineered for extreme cold environments. Designed with advanced low-temperature electrolyte technology and optimized internal materials, the battery delivers stable discharge performance, high energy density, and reliable power output even under harsh winter conditions.

• Excellent low-temperature discharge performance
• Stable operation in extreme cold environments
• High energy density and long runtime
• Low internal resistance for efficient power delivery
• Long cycle life with reliable capacity retention
• Fast charging capability
• High safety and stable chemical performance

• Outdoor monitoring equipment
• Wildlife and trail cameras
• GPS tracking devices
• Portable medical equipment
• Emergency backup power
• Electric tools and instruments
• Arctic and high-altitude equipment
• Smart wearable devices

We offer customized battery solutions according to customer application requirements:

• Custom battery pack assembly
• PCM/BMS integration
• Wire and connector customization
• Different capacity and discharge configurations
• Low-temperature battery pack solutions

• Each battery cell is individually insulated to prevent short circuits
• Protective caps or insulating sleeves applied to battery terminals
• Blister tray, foam tray, or customized inner holder used for secure positioning
• Moisture-proof and anti-static packaging materials available
• Barcode and product labels attached for traceability

• Strong export-grade corrugated cartons
• Shockproof foam or cushioning materials for impact protection
• Reinforced packaging suitable for long-distance transportation
• UN-certified packaging available for international shipment