Specification Brand : Generic BulletPoint : WeMos D1 Mini Data Logger Shield Module Micro SD Slot DS1307 RTC Clock WiFi Expansion Board For Arduino BulletPoint1 : Sound meter features backlights alarm, large LCD display, maximums/ minimum noise monitor, data hold function, auto/manual power off, disable the auto off function, sound level meter can continuously measure noise value, battery indication. BulletPoint2 : With its highly sensitive acoustic sensor, the sound level meter ensures precise measurements and displays them digitally for easy reading. BulletPoint3 : Suitable for professionals and individuals alike, the sound level meter is perfect for environmental monitoring, constructions sites, and entertainment where noise control is essential. BulletPoint4 : From assessing noise pollution to ensuring compliance with regulations, the sound level meter is the device for anyone seeking to improve their surroundings. BulletPoint5 : Compact and portable, the sound level meter is designed for easy handling and can be used in various settings such as offices, schools, and public areas to measure and manage noise effectively. Color : As Pictures Shown ExternallyAssignedProductIdentifier : 7604960742074 ItemName : WeMos D1 Mini Data Logger Shield Module Micro SD Slot DS1307 RTC Clock WiFi Expansion Board for Arduino ItemTypeKeyword : industrial-data-loggers Manufacturer : Generic Material : ABS PartNumber : WEIx_WIJDNS_20297 ProductDescription : Descriptions: With this Data Logger Shield for WiFi D1 Mini board, can saving data to files on any FAT16 or FAT32 formatted Micro SD card. The included RTC (Real Time Clock) can be used to timestamp all your data with the current time, so that you know precisely what happened when! SD card interface works with FAT16 or FAT32 formatted cards. Real time clock (RTC) keeps the time going even when the power disconnected. The cell battery backup last date and time. RTC protected from wrong connecting of battery. Notes: Without battery! Pinout: RTC: D1 - SCL D2 - SDA CD card: D5 - CLK D6 - DO D7 - DI D8 - CS Package Included: 1 * WeMos D1 Mini Data Logger Shield Module Micro SD Slot DS1307 RTC Clock WiFi Expansion Board for ProductSiteLaunchDate : 2024-09-03T10:20:32.549Z Size : As Pictures Shown UnspscCode : 43200000