TK379PLUS Digital Decibel Meter SPL Datalogger Sound Level Meter with Smart Bluetooth Function 20000 Data Record

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Features: Bluetooth and data recording function up to 20,000 data MAX / MIN / Lock measurement with Data HOLD Clear and large LCD with backlight Maximum, minimum, and current readi ng with hold function Low Battery Alert The compact and lightweight design fits comfortably in your hands Screen displays an over-range alert when a measurement exceeds the specified normal range Manual or auto power off Factory Calibrated Easy Calibration (recommended calibration interval is one year) Specifications: Material: Plastic Measuring range: 30~130dBA Accuracy: ±1.5dB Frequency range: 31.5Hz~8KHz Frequency weighting features: A-weighting Resolution: 0.1dB Working Temperature and Humidity: 0-40°C, 10-80%RH Storage Temperature and Humidity: -10-60°C, 0-90%RH Power supply: 3 x 1.5V AAA Batteries Weight: approx. 96.4 gms Dimension: approx. 56 x 177 x 36mm ​Set Includes: 1 x Sound Level Meter 1 x Wind-resistant ball 1 x English User Manual 3 x AAA Battery Show more