Explanation of icon.
Nickel Cadmium
Function name:Nickel Cadmium

Voltage : 1.2V/cell

Keeping Quality : Capable of long storage (desirable to be kept in the state of discharge)

Price : a little expensive

Charge Characteristic : constant current

Full-Charge Detection : a little difficult (using –V detection)

Memory Effect : susceptible

Large Amount of Power Discharge : meagerer than Lead