




Specifications:
1. Cell Type: 18650 Lithium-Ion Rechargeable
2. Brand: Winway
3. Nominal Voltage: 3.7V
4. Capacity: 2000mAh (2.0Ah)
5. Max Charging Voltage: 4.2V
6. Cut-off Voltage: ~2.75V
7. Standard Discharge Current: 0.5C (≈1A)
8. Maximum Discharge Current: 1C–2C (up to ~4A depending on model)
9. Cycle Life: ≥ 300–500 cycles
10. Dimensions: ~18.5mm (D) × 65mm (L)
11. Weight: ~45 grams
12. Protection Circuit: Usually not included (external BMS recommended)
⚠️ Note: Always use with a Battery Management System (BMS) or protection circuit to avoid overcharging, deep discharging, or thermal runaway.