This battery has a protection circuit built in for added safety.
Now available using NCR18650B 3400mAh cells from Panasonic/Sanyo, the world's largest and most highly regarded lithium ion cell manufacturer.
This means the user will obtain the highest capacity battery we offer plus improved cycle life (number of recharges) compared to non Japan made cells whilst offering superior capacity retention during the whole life of the battery.
Cells inside this battery pack are premium quality made in Japan.