Features:

Nickel-Metal Hydride (Ni-MH) battery charger with 5Vdc USB output
charge 2 or 4 AA or AAA Ni-MH batteries simultaneously
with battery charging LED indication
reverse-polarity protection
microprocessor-controlled
negative delta V cut-off function
safety timer to prevent overcharge
bad cell detection

Specifications:

input voltage: 100-240VAC / 50-60Hz
output:
AA: 600mA charging current
AAA: 350mA charging current
USB: 5VDC - 500mA
number of channels: 2 (independent)
safety timer : 8h
dimensions: 109 x 69 x 47.5mm
weight: ±100g

vlex_charging_times.pdf

vle2a4v02.pdf