SCIGOLD 18650 Li-ion Cells — Cold-Weather Advanced

Premium 18650 Li-ion cells for sub-freezing use: 3,500 / 4,000 mAh, low internal resistance, rated to -40°C. For winter EDC, hunting & cameras.

• 2 high-capacity options: 3,500 / 4,000 mAh (11,690 ~ 13,360 mWh)
• Operating temperature: -40°C ~ 55°C (Standard series stops at -20°C)
• Lower internal resistance than the Standard series, for high-drain performance
• Discharge current: 21A continuous, 6C (3500mAh) / 12A (4000mAh)
• Rated to operate down to -40°C (like any Li-ion cell, it runs shorter in deep cold)
• Same protected button-top safety circuit (overcharge / over-discharge / short circuit / over-current)
• Nominal voltage 3.34V · charge cut-off 4.25V · discharge cut-off 2.3V
• Cycle life: 500+ cycles
• Size: 18.6 × 65.3 mm, 46±1g (3,500 mAh) · standard 18650, 47±1g (4,000 mAh)