Greenlee 93-172 Digital Light Meter

Using the Greenlee 93 - 172 Digital Light Meter is quite simple. First, insert the provided 9V battery into the meter. Then, turn it on and point the sensor towards the light source you want to measure. You can easily read the measurement on the display. When using it, make sure the sensor is not blocked and the environment temperature is between 0° to 40° C. Also, avoid exposing it to direct sunlight for a long time. For maintenance, keep it in the carry case when not in use to protect it from dust and scratches. If you notice any measurement inaccuracies, it might be time to replace the battery.