[ Whadda Velleman WMT188 ] 1S - 60H Pulse-Pause Timer (Assembled)

[ Whadda Velleman WST188 ] 1S - 60H Pulse-Pause Timer (kit)

[ Whadda Velleman WST111 ] Interval Timer Kit

[ Whadda Velleman WSG105 ] MadLab Electronic Kit - Junior Theremin

[ Whadda Velleman WSG104 ] MadLab Electronic Kit - Bagpipes

[ Whadda Velleman MLP121 ] MadLab Electronic Kit - Funky Guitar

Whadda Velleman WSAH134 Steam Engine Sound Generator with Whistle DIY Solder Kit

[ Whadda Velleman WST2579 ] Universal Start/Stop Timer (Kit)