About This ☘️Light Meter Recorder with Bluetooth APP - Not only can be connected to a mobile phone via Bluetooth to monitor data from a long distance, but also support light data logging up to 30 Groups of cyclic data logging and allowing for easy review. One-button to freeze lighting measurement data. Useful light measurement tool in balancing optimal light levels for interior design, including art galleries, museum, schools and offices workplace etc ☘️High Precision - Featured with 3999 counts display, BTMETER digital luxmeter BT-5000APP can test light Illuminance up to 400,000 Lux with 0.1 LUX/FC high resolution. Measure accuracy: +/- 4% of readings for ≤ 10000 Lux; +/- 5% of readings +/- 1.5% f.s for ≥ 10,000Lux and +/- 8% of readings +2.0%f.s for ≥200,000 Lux measure range. light measuring units lux and footcandles FC switchable ☘️3 Measure Modes - This ft candle light meter supports maximum, minimum, and real-time value measurement modes switchable, helping you to find the proper light level for indoor LED plant growing light , greenhouse farming, photography, reef tank and aquarium decoration easily ☘️Handheld Lightmeter - Digital luminometer supports automatic shutdown after 15 minutes of inactivity, HD backlight LCD display and low battery reminder. Capable to measure ambient temperature from -10℃~50℃ with the ability to switch between Celsius and Fahrenheit degree. Comes with practical cover design to protect the sensitive light sensor well for durability ☘️270° Rotatable Design - The luxometer has been calibrated to a standard incandescent lamp at 2556K, ensuring accurate readings across a variety of light sources. Separate light sensor can be rotated 90 degrees or 270 degrees to one side. Handheld luxmeter comes with 365 days quality assurance and lifetime technical supports
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