Great for checking levels of 3.7V Lithium cells. This is essentially a visual/graphical voltmeter, and allows you to keep tabs on energy usage, and to keep an accurate schedule for when to replace your lithium batteries.
Specifications:
$19.99
$12
Perform awesome experiments using everyday materials found in any kitchen!
$59.99
$47.95
Discover how solar cells make electricity with this awesome kit!
$299.99
$249
Celestron 5MP LCD Digital Microscope II
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
$19.99
$13.50
A touch of joy. A touch of science. Light responds to your touch and to the music in your room!
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