The carbon catalyst is the heart of the electrolysis process - it slowly degrades with use and needs periodic replacement for optimal performance

Protective cover included in the kit absorbs impact from rocks and roots

6 kHz operating frequency works well for silver coins

Automatic sensitivity

and the 13 x 11 inch sweep width lets you work a tidal cut in fewer passes

Garrett Z-Lynk Wireless System Transmitter & Receiver with 1/4-Inch Jack carbon-fiber-shaft The carbon catalyst is theThe Garrett Z Lynk Wireless System is a transmitter and receiver kit that converts wired headphones with a 1 4 inch plug into wireless operation on most metal detectors. Designed for detectorists who already own a preferred wired headphone and want wireless freedom without replacing the headphone itself, the Z Lynk delivers a 17 millisecond audio delay (six times faster than Bluetooth) and runs up to 30 hours per charge. The system works with both VLF