Batteries
Portable Power
Solar & Energy
Cylindrical Lithium-ion Cells — 3.7V
3.7V cylindrical lithium-ion cells in the 21700 size format.
Product range
3000mAh
3.7V Lithium-ion Cell
3000mAh · 3C
3.7V High-Rate Lithium-ion Cell
3500mAh
4000mAh
4500mAh