The TireMinder Digital RV Inflator Gauge provides a quick, easy-to-read display of tire pressure.• +/- 1 PSI precision from 3-100 PSI; +/- 2 PSI from 101-200 PSI• Replaceable AAA batteries (included)• 1/4" NPT male quick connection• High-quality all metal construction• "No sweat" custom grip• Green LED backlight• 14" hose length 1/4"" NPT male quick connection No-sweat custom grip Operates on AAA batteries (included) | TireMinder High Precision Digital RV Inflator Gauge in Green