McbeAn Air Quality Monitor, 4In1 Gas Analyzer with Large-Screen, High-Power Self-Priming Pump with Power-on Self-Check Function, Used in Granaries, Pipelines, Confined Spaces, Etc

Features： 1.This machine can save 500 data records 2.Fast response, high precision, good stability, good repeatability 3.Simple operation 4.Small size, portable and durable 5.Can withstand the test of harsh environments. Specification: Gas type: 4 in 1 gas detector Alarm mode: sound alarm, flashing alarm, vibration alarm, screen display, adjustable alarm value Alarm sound greater than 80db Working temperature: -20℃~50℃(0~40C except LEL) Display: 2.0 inches HD display

• 【Features】: Industrial-grade advanced sensor, high precision, real data, strong stability, real-time detection, High-strength ABS material, protection grade IP65.
• 【4 alarm methods】: Four alarm methods (sound, light, vibration, and screen display) are not easy to ignore, with high safety, and the high and low alarm values can be set freely.
• 【Widely used】: The detector and pump can be used in explosion-proof and toxic gas leakage granaries, pipelines, confined spaces and other places to better ensure the safety of workers.
• 【Visual display】: Curve values are displayed, and gas trend graphs are easy to understand. It supports uploading data to computer for data comparison and analysis.
• 【Large capacity battery】: 3.7v rechargeable lithium battery, battery capacity 18800MA, charging time is about 6 hours, continuous work for more than ten hours.