The newest generation in technology from Sanyo in these 20700B batteries. Larger with greater capacity than your 18650's this is the direction the industry will be heading. They will not fit in your 18650 mod ... new mods are hitting the market to take advantage of these new cells. Very difficult to find ...
- Sanyo NCR20700B
- 4000mah
- Dimensions: 20mm OD x 70mm length
- Positive Flat Top
- Max Continuous Discharge 15A