Aviators, astronomers, truck drivers, campers and anyone wanting to retain their night vision can benefit from LED flashlights with red or green light options. Which is best, green or red light? Well, it’s the total brightness of the light that has the most significant effect on night vision retention, so you’ll want a light that allows […]
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Ah titanium! It has the highest strength-to-weight ratio of any metal — approximately 40% stronger and 40% lighter than stainless steel. It’s also highly corrosion-resistant — even when exposed to sea water and chlorine. Oceanographers report that titanium immersed for 30 years in saltwater produces no measurable corrosion. This is because titanium forms a protective oxide film instantly, when
10 Titanium Pocket Tools Read More »
Designed for keychains, Arc-AAA flashlights are barely larger than the AAA batteries they contain. The exact dimension are: 2.5 inches in length, 0.5 inches in diameter, and 0.75 ounces in weight. The Arc-AAA is made in Phoenix, Arizona by Arc Flashlights.
Buy It For Life: Keychain and Pocket Tools Read More »
I’ve been testing this Digital Stethoscope by Thinklabs. Unlike most digital stethoscope, this one has an audio out port, which allows you to connect it to a computer or MP3 recording device.
Review: Digital Stethoscope by ThinkLabs Read More »
