Basic 4 Gas Monitor | USA NIST Calibration

Brand: FORENSICS DETECTORSModel: FD-4AUser Manual: Click Here Blog Article: Click Here Features: ⚛️ SENSOR: High-quality sensors are included in this 4 gas monitor to detect Oxygen (O2), carbon monoxide (CO), hydrogen sulfide (H2S), and combustibles (LEL). Comes FACTORY-CALIBRATED. 🌇 DETECTION: Detection error better than ≤±5% F.S. and response time: < 30 sec. Zero and span calibration options. 🎆 ALARMS: Adjustable audio, visual, and vibration alarms when preset levels are reached.  💪 STRONG: Robust design constructed with high-strength ABS and anti-slip grip rubber. Water-resistant, dust-proof, and explosion-proof. 🕵️ TRUSTWORTHY: ** 1-year limited warranty ** Arrives with calibration and QA certificates ** Product tested and verified in the USA **  Details: This is our most popular 4-gas personal monitor. This is a multigas detector with functions and incorporated high-quality sensors having a large LCD and with backlight. This 4 gas monitor is robust for industrial use by utili