Feature:1. High Precise Probe: Adopt high precise probe, real mechanical pump sampling, provide positive airflow for the probe.2. Two Alarm Way: With sound and light 2 alarm ways, safe and reliable, the higher the gas concentration value, the higher the alarm sound frequency.3. 7 Gear Sensitivity: This meter can set 7 gear sensitivity, and the higher the sensitivity, the faster the detection sound frequency.4. Battery Power Display: The battery power status can be see clearly when press the power test button when powering on, very convenient.5. Flexible Probe: The meter probe is flexible and can flexibly adjust the radian, suitable for a variety of special scenarios.Specification:Item Type: Halogen Gas Leak DetectorMaterial: ABSBattery: 2 x 1.5V LR14 battery 2500mAh (built in)Usage: Widely used in refrigeration system, power plant, medical equipment factory, dry cleaning equipment cleanerBasic Parameters:Limit Sensitivity: For halogen refrigerants, less than 7g per yearProbe Life: About 20 hoursWorking Temperature: 0 to 52Battery Life: About 30 hours under normal useWorking Mode: Continuous, unlimitedResponse Time: InstantaneousReset Time: 1 secondWarm up Time: About 2 seconds.Package List:1 xHalogen Gas Leak Detector1 x Probe2 x Battery1 x Manual1 x Plastic Box