Pen-type combustible gas detector natural gas leak detector detector household gas flammable alarm

◆ Supports detection of multiple combustible gases such as natural gas, gasoline, propane, and cycloalkanes to eliminate safety hazards ◆ Suitable for car engine oil tank, gas stove, and water heater leak detection, helping improve maintenance efficiency and safety ◆ High-precision gas sensing semiconductor ensures accurate detection in the range of 50~1000ppm (methane) ◆ Adjustable sensitivity with easy switching between high and low modes for different requirements ◆ Fast response time: about 5 seconds for concentrations ≤500ppm and about 2 seconds for concentrations ≥500ppm ◆ Multiple alert methods: screen simulation bar prompt, indicator light, and alarm sound provide timely notifications ◆ Automatic shutdown after 4 minutes of inactivity conserves battery power ◆ Displays temperature and safety status in real time

Product parameters: Response range: 50~1000ppm (methane) Battery used: AAA*2 Warm-up time: 30 seconds Operating environment: 0℃-50℃ / 20%-80%RH Sensor: Gas sensitive semiconductor Sensitivity: about ≤50PPM Alarm mode: sound and indicator light Adjustable sensitivity: S key switch Storage environment: 10℃-60℃ / 20%-80%RH Response time: ≤500ppm: about 5 seconds ≥500ppm: about 2 seconds Automatic shutdown mode: No operation or detection within 4 minutes will automatically shut down the machine Screen prompt: simulation bar prompt, indicator light prompt, alarm sound prompt