35mm Piezo Transducer with Soldered Wire (Pack of 20) June_2023_update We recommend using a 18/20W

We recommend using a 18/20W power adapter

Repeated detachment can reduce the adhesion of the gel pad

Easy to Use: Simply insert and remove business cards or label by using the open side pockets

-Available in: Light

(there is a gap in the wheel to reach)

35mm Piezo Transducer with Soldered Wire (Pack of 20) June_2023_update We recommend using a 18/20W35mm Piezo Transducer with Soldered Wire (Pack of 20) Material: brass and ceramic. Package includes: 20 pieces Product Features Made of brass and ceramic. Piezo plate diameter 35mm, thickness 0. 4mm, wire length 2 1 8 inch. Resonant frequency 2. 6 + 0. 5 KHz, resonant impedance 250, static capacitance 35,000 + 30%PF.