Features:
• Microprocessor Control with advanced digital signal processing
• Multi color visual display
• High-median-Low leak sensitivity selector
• Low battery indication
• Semiconductor gas sensor
• Detection of R-134a, R-404A, R-410A, R-407C, R22 Freon gas, etc.
• Sensitivity (H/M/L): R-22, 134a 3g/year 15g/year 30g/year, R-404A, 407C, 410A 4g/year 20g/year 40g/year
• 15.5" (40cm) flexible stainless probe
• Reference Leak source included
• Ambient concentration reset
• Long-life, DC brushless fan
• Automatic zero and background compensation

Includes:
• 4 “AA” Alkaline batteries
• Leak check bottle
• Molded hard case

Specifications:
• Alarm Method: Buzzer, Tricolor LED bar Indicator
• Snake Tube length: 40cm (15.5")
• Dimension: 6.8"H x 2.6"W x 2.2"D (173 x 66 x 56mm)
• Weight: approximately 14.1 oz (400g)
• Battery Life: Approx. 7 hours normal use
• Auto power OFF: 10 minutes
• Disable Auto Power Off: Press and Hold “Hi” button then power on the meter
• Warm-Up Time: Approximately 45 seconds
• Altitude: < 2000M (6500’)
• Operating Temperature & Humidity: 32° to 104°F (0° to 40°C), < 80% RH
• Storage Temperature & Humidity: 14° to 140°F (-10° to 60°C), < 70% RH