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What is My N3RD? My N3RD (Pronounced Nerd) turns your smartphone into a remote control for every gadget, vehicle and appliance you own. It works with the My N3RD app to upgrade ANY switch into a wireless controlled, programmable, and automatic smart switch, updating all of your devices into intelligent connected ones. Connect and control devices directly. No internet connection or router required.   Works with DC and mobile applications such as Cars, RVs, and boats. With My N3RD, you aren’t just limited to home appliances. Connects to any switch, enabling you to upgrade virtually anything— not just simple appliances like fans and lights. Simple setup. You only need to configure functions in the App once, and you can reuse them again and again. My N3RD is equipped with two relays and two inputs that can be used with external switches and physical switches to create a wide variety of uses. My N3RD is smart. You can program My N3RD to act without your intervention. Use the app to set timers for appliances and electronics. Although My N3RD has direct connect capability, it can also be connected through your home WiFi so you can control your devices from anywhere. Upgrade anything to an Internet of Things device.

The U49325 Sun Runner Stirling Engine is a solar-powered Stirling Engine which offers a dramatic demonstration of energy conversion.   This motor and its parabolic mirror can be attached to any conventional camera tripod. When properly aimed at the sun, the polished aluminum parabolic mirror focuses incoming solar energy on the heat cap of the engine, which is converted to rotary motion. Unit comes complete with motor, parabolic mirror, and wrenches. Standard camera tripod is not supplied. This engine is completely assembled and ready to run. Each unit is test run at the factory prior to shipping. Motor runs at 2,000 RPM and up. This engine can also run as a horizontal engine with an alcohol burner. Demonstrate this exciting method of harnessing the sun’s clean and renewable energy to your students.  Weight: 6.00 lbs Dimensions: Engine: 8.25 x 3 inches (L x W) Flywheel: 3.25 inchesParabolic Mirror: 18 inch diameterPlease note that this item is designed to demonstrate the operating principles of a Stirling engine for educational use and is not designed for power production.  It can potentially be coupled with a generator for producing very small amounts of electricity but is incapable of powering anything beyond a small light bulb or LED.