Specification :

The Pocket Reader and Pocket Reader EX detect both 125 kHz and 134.2 kHz tags.
They have an internal memory of 500 tag codes, which can be easily uploaded to
your computer. The Pocket Reader line is designed for effortless operation with a
one function button. The Pocket Reader EX incorporates all the standard features
of the Pocket Reader with a larger antenna for greater read range and an AC power
port for continuous operation without internal batteries. Both readers display tag
codes in a decimal format. The readers come with a waterproof AquaPac, communication
cable, factory manual and test tag. The Pocket Reader uses four AAA batteries
and the Pocket Reader EX uses four AA batteries. Note: The Pocket Reader and
Pocket Reader EX are not waterproof. Please use the provided AquaPac when in
the field, store out of AquaPac in dry environment when not in use.