1、It can react with all halogen gases (including chlorine and fluorine), but it is not limited to this. Other applicable gases are as follows: CFCs: R11, R12, R500, R503, etc., HCFCs: R22, R123, R124, R502, etc., HCFCs: R134a, R404a, R125, etc. 2、Detect ethylene oxide and ethanol gas used in medical equipment, and detect halon gas in fire extinguishing system. 3、Can be used to detect air conditioners, refrigeration systems and refrigerant recovery devices, etc. 4、Reliable and accurate, large screen display, loudly alarm, lengthened flexible serpentine tube highly sensitive probe. 5、The shell is made of high‑quality ABS material, which is strong and not easily damaged, wear‑resistant and durable. Condition: 100% Brand New Item Type: Gas Detector Material: ABS Product Model UA6070A Product Name Gas Detector Detecting Object Halogen Detecting Accuracy 0.05 Power Supply 3 x AAA Dry Batteries (Battery Not Included) Maximum Sensitivity R12/R22 and T134A at 0.5oz/year (14g/year) Operating Temperature 10-50℃ (14-122℉) Response Time Instant Warm-Up Time 5-6S Continuous Working Time >4 Hours Instrument Weight Approx.300g/10.6oz Instrument Size Approx. 120 x 65 x 25mm/4.7 x 2.6 x 1in Probe Length Approx. 300mm/11.8in Scope of Application 1. It can react with all meat gas (including oxygen and gas), but it is not limited to this. Other applicable gases are as follows: CFCs: R11, R12. R500|5035, HCFCs: R22, R123. R124, R502 %, HCFCs:|R134a. R404a, R125, etc.; 2. Detect ethylene vapor and ethanol gas used in medical equipment; 3. Detect the halon gas in the fire extinguishing system; 4. Detect air conditioning, refrigeration systems and cold coal recovery devices, etc. 1 x Gas Detector (Battery Not Included) 1 x Instruction 1 x Bracket