The standard 21700 battery is 21mm around the circumference with 70mm high. The main advantages of it are that the battery capacity increases by 35%, battery system energy density increases by about 20%, the cost of the system is expected to fall by about 9% and the weight of the system is expected to drop by about 10%.
With its high safety performance, high energy density and long service life, the 21700 power tool battery now are being used in the new energy vehicles.
We Want To Hear From You
Curious about lithium batteries technology? Need help selecting the right battery? Call us toll-free or use the form to let us know how we can help and we'll be in touch with you promptly.