The asTech device is a remote diagnostic tool that provides scans before or after repair work is done. The technician connects the asTech device to the vehicle puts the key in the car turns the ignition on and connects a battery support to keep the car battery from running down during the scan. The technician then submits a service request through astech.com. Once the scan is completed the asTech staff transmits a full report to the shop. According to the company the report includes issues causing dashboard warning lights to stay lit ensures all sensor systems are functioning properly identifies any hidden damage due to collision and reveals hidden problems that do not cause warning lights.