Samsung 21700-50S 5000mAh 25A High-Discharge Li-ion Battery | 5C Power Cell for Extreme Performance

Product Specifications:
Model: 21700
Rated Capacity: 5000mAh
Minimum Capacity: 4900mAh
Nominal Voltage: 3.7V
Internal Resistance: ≤12mΩ
Discharge Rate: 5C
Max Continuous Discharge Current: 25A
Weight: 70g (approx. 0.15 lbs)
Dimensions: 21.25mm x 70mm (0.84 in x 2.76 in)
Positive Electrode Material: NCM (Nickel Cobalt Manganese Oxide)
Charge Cutoff Voltage: 4.2±0.05V
Discharge Cutoff Voltage: 2.5V
Charge Termination Current: 0.02C
Charge Time:
5 hours (0.2C constant current, 4.2V constant voltage charging)
1 hour (1C constant current, 4.2V constant voltage charging)
Operating Temperature:
Charge: 0°C ~ 45°C
Discharge: -20°C ~ 60°C
Storage: 0°C ~ 35°C
Cycle Life: ≥90% capacity retention after 1000 cycles

🔥 Key Features:
✅ 5000mAh High Capacity for Extended Runtime
Delivers powerful, long-lasting performance, reducing the need for frequent recharges.

✅ 25A Continuous Discharge at 5C Rate
Designed for high-power devices, providing stable and consistent power output.

✅ Ultra-Low Internal Resistance ≤12mΩ
Minimizes energy loss, reduces heat buildup, and increases efficiency.

✅ 1000+ Charge Cycles for Long-Term Use
Premium NCM cells retain high performance even after 1000+ cycles, ensuring cost efficiency.

✅ Advanced Safety Features with Built-in Pressure Valve
Prevents overheating, battery swelling, and ensures user safety.

✅ Eco-Friendly & Internationally Certified
Mercury-free, cadmium-free, and lead-free, complying with global environmental standards.

🎯 Applications:
Ideal for high-performance applications, including:
🔹 Power Tools (Drills, saws, electric screwdrivers)
🔹 Tactical Flashlights (Outdoor floodlights, military-grade lights)
🔹 Electronic Instruments (Testing and lab equipment)
🔹 Portable Fans (Handheld & USB-powered fans)
🔹 Massage Devices (Fascia guns, massage guns)
🔹 Bluetooth Speakers (Wireless audio systems)
🔹 Electric Vehicles (E-scooters, hoverboards)
🔹 Silicone Lamps (Creative and decorative lighting)

🚀 Upgrade to the Samsung 21700-50S for unmatched power, reliability, and longevity!