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

Features:
LOW POWER CONSUMPTION HIGH SENSITIVITY The drum trigger disc with low power consumption and high sensitivity, reliable and stable, and red wire is positive pole and white wire is negative pole. Suitable for folk guitar, for cigar box guitar, drum trigger, etc.
EASY TO USE These pre wired piezo pickups are easy to install, foot stompers and other home made instruments for sound and vibration detection. With simple installation procedure, easy to use.
PORTABLE TO CARRY AND STORE The 27mm discs leads piezo for 12pcs and 18pcs available, meeting your different use needs. Small, thin and lightweight. Portable to carry and store.
ANTI AGING AND STABLE The guitar piezo element disc is made of quality material, anti aging, temperature resistant, stable, durable and long service life.
WIDE USAGE This piezo disc is perfect for beginner to use as touch sensors, electronic drum triggers, buzzers, make your own contact mics, also used for watches, cameras, phones, electronic toys, computer, etc.

Specification:
Condition: 100% Brand New
Material: Copper
Color: Random
Quantity: 6Pcs, 12Pcs, 18Pcs(Optional)
Resonant frequency: 4.6 +/ 0.5 KHz
Resonant impedance (ohms): 300 max
Capacitance (nf): 20.0 +/ 30% (1 kHz)
Wire Length: Approx. 23cm / 9.05in
Copper Plate Diameter: Approx. 2.7cm / 1.1in
Weight: Approx. 22 62g

Packing List:
1 x Pack of 6 / 12 / 18Pcs Piezo Discs with Wires