Summer Enjoyment DIP Switch Small Size SMD Micro Switch, 4 x 4 x 1.5mm Micro Switch, for All Kinds of Toys Home Other Equipment Digital Instruments: Amazon.com: Industrial & Scientific
Amazon.com: uxcell Micro USB Type B Female Socket 180 Degree 5-Pin SMD SMT Solder Connector 12 Pcs : Electronics
Amazon.com: EDGELEC 20pcs Prewired 0402 Orange SMD LED Light Emitting Diode DC 2V Micro Litz Length 7.8in. (20cm) Soldered Mini LED Lights for DIY Manual Model Toy Decoration : Industrial & Scientific
Amazon.com: Micro Switch, High‑quality Materials Sturdy SMD Micro Switch Compact for Digital Instruments for Kinds Of Toys for General Purpose for Professional Use : Industrial & Scientific