Lithium-polymer battery 1S 400mAh

Stereo tube preamplifier based on 6J3 tubes. Designed for use with active speakers or an additional amplifier and passive speakers

Kit with LED strip controlled by WiFi. It is resistant to water (IP65 standard) and can glow to the music. Controlled by the EWeLink application. Sonoff L1 Smart Led light Strip

The Finder 66.82.8.230.0000 is a high current DPDT relay, operating on a coil voltage of 230V AC, capable of switching currents up to 30A at 250VAC on each of its two contacts. Its durable construction makes it ideal for industrial applications, while its strong leads and optional adapters facilitate installation and integration into a variety of systems.

What is it about marble runs that makes them so compelling? Kids (and adults!) can watch marbles going down a track, passing through various obstacles, for hours on end.  Marble runs are fascinating, they grab our attention, and yet they\'re also relaxing. Marble runs and races have become an unexpected YouTube phenomenon, with thousands of videos racking up millions of views. You choose a marble to watch, to cheer for, you wonder which path it will take, you put yourself in the marble\'s place, imagining that you are right there with the glass ball, going on a marvelous, unknown journey, with twists and turns and surprises around every corner. UGears 70156

Universal temperature sensor - a set for self-assembly

The Analog Training Board evaluation and training kit for designers interested in modern analog components from the Analog Devices offer