● 1000+ hour sensor life for low cost of ownership ● Detects R22, R134a, R404a, R410a, R448a, R507 (AZ-50), R32, HFO1234yf, and all other CFCs, HCFCs, HFCs, and HFOs ● 0.10 oz. (3 g)/year sensitivity ● Infrared cell cannot be overloaded or “poisoned” by exposure to large amounts of refrigerant ● High-efficiency air sampling pump provides quick response and quick clearing (“zeroing”) ● On-board diagnostics indicate charging status and warn of low battery or infrared cell failure ● NiMH battery is environmentally friendly, won’t corrode, and provides greater charging capacity