Main features:

Suitable for sizes up to 10440-32650 or AA, AAA, C, D
Can be used for Li-ion, Ni-MH, NI-Cd, LiFeO4 batteries
The display shows the charging process, voltage, current, charging time
LED display shows the charging process
The external unit can be charged with 2.1 A (li-ion only), automatically selecting the charging mode adapted to the external unit, and its charge is also shown on the display
Main features:
Functions: charging, immersion, test, internal resistance test (there is also an update for Ni-Mh)
All important charging data is displayed on the LCD display: current function (charging, immersion, test) Voltage, Charging current, Charging time, Charged current, Internal resistance
7 charging levels: 200mA/300mA/500mA/700mA/1000mA/1500mA/2000mA
Input: DC 12V, Output: 100 - 240V, 50 / 60Hz
Use:

Bat button:

short press: shows the current voltage of the battery, time required for charging, charge
Press and hold for 2 seconds: function selection (after reaching the appropriate function, press the USB button)
Press and hold for 6 seconds: Overcharged li-ion activation function, after selecting the right battery, the program starts with the usb button

USB button:

To charge an external unit, press and hold the button
Briefly press the button for external unit information