Collecting listings has surprises. It is one of the best choices for you. Are you looking for a professional, yet affordable refrigerant leak detector? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our refrigerant leak detector must meet your needs Features Warm-up time: about Response Time: Instantaneous – Fine workmanship, and sturdy, not easy to wear or tear, you deserve to have one. It has the function of power-on reset and automatic follow-up, which can ignore the concentration level of halogen gas in the environment. Reset time: 2-10 seconds Probe length: 20cm Power supply: 4 x AAA batteries (not included) – Built-in high-precision voltage regulator IC and the ultra-low power consumption design make the work more stable and the battery more. Working temperature: 0-52 Celsius degree – The sensitivity can be adjusted at any time, and the instrument can be automatically adjusted to the best detection state. Battery Life: About under normal use Maximum sensitivity: For halogen refrigerant, 6gr/ Mode: unlimited – Indicator lights on the front of the panel are used for leak warning and battery voltage indication. Color: Yellow -Material: ABS – Size: 15.00X4.50X3.50cm/5.89X1.77X1.38in. 1 x refrigerant leak detector.