1. Material: ABS
2. Measuring range: 0~1000PPM
3. Detected gases: R22/R32/R134a
4. Preheating time (T90): 30 seconds
5. Response time (T90): 10 seconds
6. Sampling method: diffusion
7. Temperature unit: Celsius/Fahrenheit
8. When refrigerant leaks, the screen displays the concentration value. When the detected concentration exceeds the set alarm threshold, a rapid beep will sound and a flashing red light will illuminate.
9. The extended flexible hose is made of metal and can be bent freely, making long-distance detection more convenient.
10. Digital backlit high-definition screen, clearly visible even in dark environments.
11. Battery-powered version: use a screwdriver to open the cover and replace with two 1.5V AAA batteries (not included).
12. Rechargeable model: charges via USB cable. A red light indicates charging, and a green light indicates a full charge. It has a built-in 500mA high-capacity rechargeable lithium battery.
13. Without any button operation, the instrument will automatically shut off after approximately 15 minutes. A short press of the APO button when turning it on will cancel the automatic shutdown.