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Sat, Oct 25th, 2014, 05:57 AM #10
Expired on: Tue, Oct 28th, 2014Link: http://www.newfrog.com/p/portable-mi...lue-73666.html
Newfrog has this Mini USB Power Current Voltage Tester for $2.82 with free shipping.Good price for this useful electronic gadget.
It can measure current and voltage of the power supply equpment with USB port.
Plug and play, no extra power supply needed.
The voltage and current will be displayed circularly.
small sized, easy and convenient to carry.
Workable range: U=3.5 - 7.0V, A=0 - 3A.
Resolution: voltage 10mV, current 1mA.
Error range: voltage <±1%, current <±2%.
Full-scale voltage drop:200mV.
Workable temperature: 0 - 60℃.
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