HABOTEST HT603 Digital Light Meter with Temperature and Humidity Measurement

The HABOTEST HT603 is a versatile digital light meter designed for precise measurement of light intensity, ambient humidity, and temperature. Ideal for professionals in the electrical industry, photography, and indoor environment inspection, this device offers a wide measurement range and user-friendly features.

Advantages

Equipped with a rotating probe and backlit LCD screen, the HT603 ensures convenient operation in various lighting conditions. Its fast response time and high accuracy make it reliable for measuring light from fluorescent lamps, halogen lamps, car bulbs, and photographic lamps. The device also measures humidity (0%–99.9% RH) and temperature (-20°C to +60°C), adding versatility for environmental monitoring.

Suitable for

• Electrical industry professionals for light intensity checks
• Photographers and videographers for lighting setup
• Facility managers for room inspection and lighting optimization
• HVAC technicians for ambient condition assessment

Key specifications

• Measurement Range: 0–200,000 Lux / 0–20,000 FC
• Accuracy: ±(3% + 5 digits) for <10,000 Lux; ±(4% + 10 digits) for >10,000 Lux
• Units: Lux, FC (Foot-Candles)
• Resolution: 0.1 Lux (0–199.9 Lux), 1 Lux (200–1999 Lux), 10 Lux (2000–19999 Lux), 100 Lux (20000–200000 Lux)
• Display: 4-digit LCD with backlight
• Sensor: Silicon photodiode with filter, CIE photopic response
• Sampling Rate: Approx. 2 times/second
• Auto-ranging, Data Hold, MAX/MIN functions
• Auto Power Off after 15 minutes
• Power: 3 x 1.5V AAA batteries (not included)
• Operating Temperature: 0°C to 40°C
• Operating Humidity: 10% to 90% RH

Recommendations

For best results, use the HT603 in stable ambient conditions and calibrate periodically. The rotating probe allows measurement from different angles, and the backlit display ensures readability in dim environments. Ideal for both professional and DIY use.