35mm Piezo Transducer with Soldered Wire (Pack of 20) June_2023_update After the filter element is

After the filter element is filled with water

(there is a gap in the wheel to reach)

-Available in: Light

Silky Ribbon Handles and Handmade CraftThe handle is made of silk if you touch will feel very smooth

Repeated detachment can reduce the adhesion of the gel pad

35mm Piezo Transducer with Soldered Wire (Pack of 20) June_2023_update After the filter element is35mm 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.