KidWind Power Output Board, includes a visual voltmeter, LEDs, resistors, a capacitor, and a sound generator, This device makes it very easy to demonstrate and measure the power output of your small wind turbines or solar panels.
Electrical Whirl, Three-pointed star wheel with all the points curved in one direction mounted on a short stand and the stand is provided with a 4 mm connection socket, Rotates freely on a pivot point mounted on a short stand and the stand, Diameter: 95 mm
AquaClear 20 Power Filter features a unique multi-stage filtration system that provides complete mechanical, chemical and biological filtration on water quality, Zeo-Carb and Ammonia Remover, Maximum Output: 378 L