According to the Draper User Manual , it allows you to operate injectors individually to find leaks or blockages.
It uses a Japanese Quartz movement and features a "Flame Fusion" crystal, which Invicta claims is more scratch-resistant than standard mineral glass. 24703mp4
It's considered a must-have for DIY mechanics or enthusiasts dealing with older fuel-injected systems. 4. Waveshare 24703 (ST3020) Serial Bus Servo According to the Draper User Manual , it