A/C Pro Smartcharge Gauge and Hose for R-1234yf vehicles features a reusable trigger- style dispenser that wirelessly connects to your smartphone through the A/C Pro app to provide you with guided, adaptive vehicle-specific instructions to help eliminate guesswork during the recharge process. An integrated troubleshooting guide helps users get back on track should the need arise. This item is best paired with an A/C Pro refill, available at your local retailer. SMART CHARGE TECHNOLOGY... Trigger Dispenser wirelessly connects to smartphones through the A/C Pro App. IN APP GUIDED VEHICLE SPECIFIC INSTRUCTIONS... eliminates guesswork and adapts instructions to each user
