Who needs a 1920×1080 OLED display when you can have an 8×8 matrix of LED goodness? That’s the question [Kathy] asked when she built this LED matrix light pen project. It looks simple enough – a ...
View post: Major Winter Storm Alert: 60-MPH Winds, 8-Feet of Snow, and What Drivers Must Know Before Hitting the Road A two-pack of Lepro LED Pen Flashlights is on sale for $9, 44% off its $16 list ...
You probably never thought that a simple pen could mean the difference between life and death. But if you ever get into a bad car accident and get trapped inside, the integrated glass breaker on the ...
Physicians and repair engineers often use small light pens for visual examination Spurposes. Rugged and expensive as these pens may be, their weak point is the bulb, which is a ‘serviceable’ part. In ...
LED Pen Lights Streamlight’s FiberWrap fiberglass polymer pen lights come in four high-intensity LED colors. The red, green, white and blue PolyStylus pen lights feature a 5-mm LED designed for ...
Send messages across the room with this LED pen, which gives you 118 characters to make your point. Its brightness is controllable, and you can speed up its scrolling or slow it down for those slow ...
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