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Choose from two light meter models to measure up to 400,000 lux
Compact, rugged light meters measure the light intensity in your greenhouse, barn, lab or office. Both capture min/max readings to help you analyze the data and find the optimal lighting level. Built-in stand remote sensor with protective cover, rubber holster and six “AAA” batteries included. Item # 138741 adds relative function for zero or difference from reference value, plus peak hold that captures short light pulses to 100 microseconds.