No Stock in NZ. This item will be brought into New Zealand - Order before 20th (cutoff). Delivery on 31st/1st.
Piezo elements come in handy when you need to detect vibration or a knock. You can use these for tap or knock sensors pretty easily by reading the voltage on the output. They can also be used for a very small audio transducer such as a buzzer.
Documents:
Videos
Resistor Kit - 1/4W (500 total)
Price: $14.35
Trimpot 10K Ohm with Knob
Price: $1.86
Breadboard - Self-Adhesive (White)
Price: $8.85
Mini Photocell
Price: $2.66