[18pcs]

[12pcs]

The drum trigger disc with low power consumption and high sensitivity, reliable and stable, and the red wire is the positive pole and the white wire of the negative pole. Suitable for folk guitar, cigar box, drum trigger, etc.

Functions:
Easy to use: these pre-wired piezo pickups are easy to install and include foot tampers and other self-made instruments for detecting noise and vibration. Easy to use with simple installation process.
Portable to carry and store: the 27 mm piezo discs for 12 and 18 pieces are available and meet your different uses. Small, thin and light. Portable for carrying and storage.
Age-resistant and stable: the piezo element disc for the guitar is made of high-quality material, resistant to ageing, temperature-resistant, stable, durable and durable.
Wide use: this piezo disc is perfect for beginners to use touch sensors, electronic drum triggers, buzzers and your own contact microphones. It is also used for watches, cameras, phones, electronic toys, computers, etc.

Specification:
Condition: 100% brand new.
Material: copper.
Color: Random
Quantity: 6 pieces, 12 pieces, 18 pieces (optional).
Resonance frequency: 4.6 +/- 0.5 kHz.
Resonance impedance (ohm): 300 max
Capacity (nf): 20.0 +/- 30% (1 kHz).
Cable length: approx. 23 cm.
Copper plate diameter: approx. 2.7 cm.
Weight: approx. 22 - 62 g.

Packing list:
1 x pack of 6/12/18 pieces. Piezo discs with wires.