This is a great Digital Battery Capacity Checker. Know your
The battery analyzer is a quick, convenient,
easy-to-use device. The Digital Battery Capacity Checker is compatible with Lithium based batteries
from 2S to 7S, and supports Nickel based batteries from 4 to 7 cells.
at a glance the remaining capacity in your battery pack, cell balance, and other
information you need to get the best performance and reliability from your
batteries, and avoid costly mistakes. The large LCD display and capacity graphs
are easy to read, and the SUPER low price of the Digital Battery Capacity
Checker compared with the high cost of
batteries make it a sure money-saving addition to every toolbox at the flying
field, boat races, or car race track.