🌿 Stay ahead of the curve with precision you can trust!
The Extech RH390 is a professional-grade dual display hygro-thermometer psychrometer offering precise humidity (0-100%) and temperature (-4 to 140°F) measurements with ±2% accuracy. Featuring a fast-responding capacitance sensor and ergonomic rubberized design, it’s engineered for quick, reliable environmental monitoring in any setting.
| Manufacturer | Extech Instruments |
| Part number | RH390 |
| Item Weight | 200 g |
| Product Dimensions | 7.87 x 4.83 x 22.86 cm; 200 g |
| Batteries | 1 Product Specific batteries required. (included) |
| Item model number | RH390 |
| Size | L |
| Color | green |
| Style | Hygro-Thermometer Psychrometer |
| Pattern | Thermometer |
| Voltage | 9 Volts |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Plug Profile | Tabletop |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| tech_spec_battery_description_toys | Lithium |
Trustpilot
3 days ago
3 weeks ago
