Product? Specification:
New design multi battery checking device. Great for monitoring battery power before using battery for radio control models or hobby device.

Features:
-10 bits FUJITSU MCU IC design; reading voltage accurately
-Reverse voltage protection
-Large LCD display shows battery voltage and 10-step capacity icon
-Capable of measuring : LI-PO Lipo 1-7cell (3.7V - 25.9V)
                                  ????? Li-Fe 1-7cell (3.2V - 22.4V)
(Voltmeter detecting range is between 3.5V - 31.5V)
-Capable of measuring : Ni-Cd/MH 4-8cell (4.8V - 9.6V)

??????????? The test result for Ni-Cd/MH shows under condition of 330mA current loading and test ? range is between 3.5V - 12.2V