{"id":8034532982964,"title":"2pcs VEML7700 Ambient Light Sensor I2C IIC Communication Interface Light Sensors Moudule for Arduino","handle":"2pcs-veml7700-ambient-light-sensor-i2c-iic-communication-interface-light-sensors-moudule-for-arduino","description":"\u003ch3\u003e2pcs VEML7700 Ambient Light Sensor I2C IIC Communication Interface Light Sensors Moudule for Arduino\u003c\/h3\u003e\r\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \r\n\r\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\r\n \u003cul class=\"a\"\u003e\r\n \u003cli\u003eWorking Principle: Light passes through an infrared cutoff filter to reduce interference from non-visible light. An internal photodiode converts the light signal into an electric current. After amplification, the current is converted into a digital signal by a 16-bit ADC, and finally the light intensity is calculated using a formula\u003c\/li\u003e\r\n \u003cli\u003eHigh Precision: These sensors has a 16-bit dynamic range, measurement range is from 0 lx to 120 klx, with a resolution of up to 0.0036 lx\/ct. It can adapt to a variety of lighting environments from extremely dark to extremely bright, and accurately detect tiny lighting changes\u003c\/li\u003e\r\n \u003cli\u003eDigital Interface: Communicates via a standard I2C interface, making it easy to connect to a microcontroller. 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Onboard 3.3V regulator and logic level converter allow you to use it with either 3.3V or 5V power\/logic microcontrollers\u003c\/li\u003e\r\n \u003cli\u003eLow Power Consumption: As low as 2A in active mode and only 0.5A in shutdown mode, suitable for battery-powered devices and IoT applications\u003c\/li\u003e\r\n \u003cli\u003eApplication Scenarios: Automatically adjust screen backlight brightness to improve user experience; automatically adjust the brightness of display devices; automatically control lighting equipment according to ambient light intensity to achieve energy-saving and comfortable lighting environment\u003c\/li\u003e\r\n \u003c\/ul\u003e"}