20700 Battery
Also known as: 20700
Larger capacity alternative to 18650 with higher current handling. Popularized by Tesla's use in Model S/X vehicles. Offers good balance of capacity and power density for high-drain applications.
Quick Specifications
Voltage
3.7V
Capacity
3000mAh mAh
Size
⌀20 mm
Height
70 mm
Technical Drawing
Dimensions shown in mm. Drawing not to scale.
Chemistry & Performance
| Chemistry | Voltage | Capacity | End Voltage |
|---|---|---|---|
| Lithium Ion | 3.7V | 3000mAh mAh | V |
Physical Specifications
- Diameter
- 20 mm
- Height
- 70 mm
- Weight (lithium_ion)
- 65 g
Common Uses
- Electric vehicles (Tesla Model S/X)
- Power tools
- E-bikes
- Energy storage systems
- High-power flashlights
- Vaping devices
- Power banks
Temperature Range
Operating (Discharge)
-20°C to 60°C
Operating (Charge)
0°C to 45°C
Storage
-20°C to 25°C
Data Sources
- Wikipedia - 18650 Battery
Retrieved: 2025-09-01
- Battery University - Types of Battery Cells
Retrieved: 2025-09-01