50 Pieces - 27mm Piezo Disc Elements with Feedback Electrode for Buzzer / Alarm Circuit / Hartley Oscillator

50 Pieces - 27mm Piezo Disc Elements with Feedback Electrode for Buzzer / Alarm Circuit / Hartley Oscillator

Chanzon SPDT Mini Micro Slide Switch 1p2t 2 Position 20pcs 6 mm Toggle Vertical Slide Switch Panel Mount Small High Knob Vertical for PCB Arduino Breadboard Electronic Board Dip Miniature SlideSwitch

TUOLNK SMA to PCB Solder Wire Pigtail Cable SMA Male to PCB Welding WiFi Antenna Extension Cable for WiFi Wireless Router RG316 6inch(15cm) Soldering Coaxial Coax Cable 2 Pack