A Core deposit is a form of deposit you pay until returning your old part. If you don't have the core at the time of purchase, you must pay the core charge. That charge is refunded to you when you return the core.
Hoppy Lite-Mate Tire Pressure Monitoring System
Kit includes 1 monitor with non-skid pad, 1 power cord and 4 tire sensors.
Easily installs in minutes: No professional installation required
Fully customizable: Works on all sizes of tires up to 150 PSI; Monitors up to 24 tires simultaneously
Multi-vehicle memory: 4 customizable memory settings; Easily transferred between vehicles
Wireless technology: Works even when vehicle is not moving