







๐ ๏ธ Stay ahead of danger with precision and power in your pocket!
The Forensics Oxygen Detector FD-90A-O2 is a professional-grade, USA NIST calibrated electrochemical sensor device designed to accurately measure oxygen levels from 0 to 30% with 0.1% resolution. Featuring robust dust, shock, and explosion-proof construction, it offers multi-modal alarms (sound, light, vibration) with digital logging. Powered by a rechargeable lithium-ion battery lasting 12 hours, itโs built for demanding field use with guaranteed quality and a 1-year warranty.





| Brand | FORENSICS DETECTORS FD |
| Style | modern |
| Power Source | Battery Powered |
| Color | Yellow |
| Product Dimensions | 1.7"D x 2.3"W x 4.3"H |
| Item Weight | 8 ounces |
| Alarm | Audible, Vibration, Visual |
| Operating Humidity | 95 percent |
| Sensor Type | Electrochemical |
| Material | ABS |
| Manufacturer | FORENSICS |
| Part Number | FD-90A-O2 |
| Item model number | FD-90A-O2 |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Size | Small |
| Voltage | 5 Volts (DC) |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Ion |
| Average Battery Life | 12 Hours |
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