rd300: refrigerant leak detector

detect leaks from air-conditioning units and cooling systems

• 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