Japanese colleagues AKIBA PC Hotline website at a regular exhibition of achievements of local manicure industry found in the hands of self-appointed model unusual device: it eliminates the need to climb slippery tentacles multimeter into a gentle fold of USB-ports. In fact, it is a small coupler with two types of ports: full-length release of "type A" jack and micro-USB, which can be served by one.
However, the main feature of the device - the presence of the display, which shows the voltage and current issued by the USB-port to which it connects.
Interesting limits of measurement: voltage is an impressive 30v - reasonable 3.0 A. In addition, the built-in timer . It is necessary, for example, if the user leaves any device unattended, but wants them to disconnect after a while.
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