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These two versatile light meters from Extech Instruments offer users outstanding value for money and come complete with a 3 year warranty.
Features
HD450 Datalogger model automatically stores up to 16,000 readings or manually store / recall up to 99 readings via the display
Wide range to 400,000 Lux
Cosine and color corrected measurements
Utilizes precision silicon photo diode and spectral response filter
Peak mode (10μS) captures highest reading
Relative mode indicates change in light levels
Min/Max and Data Hold
Large backlit LCD display with 40-segment bar graph
Heavy Duty rugged double molded housing
Built-in USB port
Includes light sensor with 3ft (1m) cable and protective cover, Windowsฎ compatible software with USB cable, hard carrying case, and 9V battery
HD450 data logging version
Data can be logged to memory at sample rates up to 99 seconds. Data can only be viewed using the software supplied which also allows the user to view readings in real-time on a PC. The readings can be analyzed, zoomed, stored, and printed.
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