Extech Refrigerant Leak Detector, RD300

The RD300 Refrigerant Leak Detector detects leakages from air-conditioning units and cooling systems. Its easy to use and is ideal for detecting leaks from air-conditioning units and cooling systems that use all standard refrigerants. The multi-colored LED light bar indicates the level of leaking refrigerant detected by the RD300. The built-in, bright LED convenience light located at the sensor tip illuminates dimly lit inspection areas. Complete with leak test bottle, 9V battery, and protective hard carrying case.

• Detects all standard refrigerants using a heated diode sensor
• LED light at probe tip (with on/off switch) for working in dimly lit areas
• LEDs display user-selectable High/Medium/Low levels with sensitivity of 0.25/0.50/0.99 oz per year
• Audible and Visual alert with mute button
• Low battery indicator
• Field replaceable sensor and LED light tip
• Complete with leak test bottle, 9V battery, and protective hard carrying case