Extech HW30 kosteus- ja lämpötilasekuntikello taustavalaistulla LCD-näytöllä

This multifunction environmental meter combines humidity, temperature, stopwatch, and clock functions in one compact device. Its backlit LCD shows measurements clearly, and the stopwatch offers 0.01-second resolution for precise timing.

Advantages

Simultaneous humidity and temperature monitoring with min/max memory and data hold. The daily alarm and selectable 12/24-hour clock add convenience, while the selectable °C/°F units suit international use.

Suitable for

• HVAC technicians checking indoor climate
• Lab personnel monitoring ambient conditions
• Sports trainers needing precise event timing

Key specifications

• Humidity range: 10 to 99% RH, accuracy ±5% RH (25 to 95% RH)
• Temperature range: -10 to 60°C (14 to 140°F), accuracy ±1°C
• Stopwatch: 0.01 s resolution, up to 9 h 59 min 59.99 s
• Backlit LCD with data hold and min/max
• Power: 2 x AAA batteries

Recommendations

Ideal for professionals who need reliable environmental readings and timing in one portable tool.