HDE-LX1010B-Digital-Luxmeter-Light-Meter-and-IndoorOutdoor-Thermometer-Hygrometer-Humidity-Monitor

The digital lux meter LX1010B can measure up to 50,000 lux, approximately 5,000 foot-candles. It's used for checking the level of luminance, luminance is a measure of the amount of light falling on a surface. It is defined as: 'the density of the luminous flux incident on a surface' and is used in many labor job fields.

Features:
High Accuracy and rapid response
Over-range indication
Data Hold
Display: 3-1/2 digit 18mm LCD
Ranges: 0 - 50,000 Lux
Battery life: 200 hours (estimate)

The light sensor is under the cap. You must remove the cap for it to work properly

With this indoor/outdoor thermometer-hygrometer, you can keep track of the temperature and humidity inside as well as outdoors. This device features a prominent display that is easy to read, simultaneous measurement of indoor temperature and outdoor temperature, min/max temperature memory, and cut-outs that allow the device to be hung from a desktop or wall.

Product Features:
Digital LCD Indoor/ Outdoor Thermometer and Hygrometer

• Switchable temperature display for easy using: Centigrade to Fahrenheit
• Indoor and outdoor temperature (min.or max.) and indoor humidity (max.or min.) display
• Checks the maximum or minimum temperature and humidity by pressing the MAX./MIN. switch
• Simultaneously displaying the indoor and outdoor temperature and indoor humidity
• The memory will show the maximum or minimum temperature humidity of the period from the last reset on the relative