I’ve seen an Acebeam and a Manker wrapped 20700. Both were 74mm. The Acebeam review said it was protected, but it didn’t say that on the wrapper. Neither said protected on the wrapper. I think both had button tops, so maybe they did have protection circuits added or maybe just the button tops? IDK. I’m still learning about these cells.
Panasonic/Sanyo NCR20700B 4000mAh 15A 20700 Flat Top Battery - Genuine -...
The Sanyo NCR 20700B is a new 20700 sized battery. It's a little bigger than an 18650 but packs a lot of energy. The NCR20700B is the more energy density oriented version of the two 20700 batteries that Sanyo is currently selling, at a...
Price: $ 6.12 USD Brand: Panasonic