Features: • Easy to install and no set up required- Connects easily into the vehicle's • OBD II connector and is able to display status in 15 seconds • Bright color coded LED's provide Readiness Status. Green LED - Vehicle is Ready • Built in speaker provides audible tone every 5 minutes when vehicle becomes ready • Ready Scan is powered from the vehicle - no batteries required • Rugged Poly carbonate housing has molded grips and OTC logo OTC Ready Scan easily determines a vehicle's readiness status for a state required OBD II test. The compact tool works on all 1996 and newer On-Board Diagnostics II (including CAN compliant) vehicles. Performing a drive cycle is required after any emissions related repair. Ready Scan eliminates the guesswork by enabling any driver or customer to perform the drive cycle under normal driving conditions. Designed to increase productivity, you no longer need to tie up expensive technician time or scan tools to perform a drive cycle. Updateable. Future update capability allows Ready Scan to be configured to specific readiness criteria. 1 year warranty. Assembled in USA.