Kit includes 1 monitor, 4 transmitters, hard wired signal booster, 1 micro USB cable w DC charger, mounting bracket, 8 CR1632 batteries, 4 extra o rings, 4 anti theft locking nuts, 1 wrench w valve core tool, and a carry all pouch.
Features both audible and visual alerts.
Searches every 6 seconds for the following tire issues fast and slow leak alerts 3 PSI in 2 minutes or less and 6 PSI in 10 minutes or less , low and high pressure alerts 15% below baseline and 20% above baseline , and high temperature alert alerts at 167 F .