BTNTA Decibel Meter, Portable Digital Sound Level SPL Meter 30-130dB A-Weighted Backlit LCD Display MAX Data Hold Auto Power Off for Home Factory Noisy Environment

아마존 달러(USD) 가격을 각 날짜의 환율로 원화 환산해 표시합니다. 현재 환율 $1 = ₩1,478 (2026-07-23 기준)

상품 특징

• 【Precise A-Weighted Measurement】Measurement range covers 30–130dB with an accuracy of ±1.5dB. Supports A-weighted measurement that simulates human ear frequency characteristics for low-intensity noise, providing real-time and accurate sound level data ideal for environmental noise detection scenarios
• 【Fast & Slow Dual Response Modes】Equipped with fast and slow response rates: fast mode with a 0.125-second time constant for regular environments, slow mode with a 1-second time constant for fluctuating noise levels. Comes with MAX/MIN data hold function to easily store extreme measurement values
• 【White Backlight HD LCD Display】Features a 4-digit LCD screen with 0.1dB resolution. The white backlight function activates with one press and auto-shuts off after 3 minutes to save power. A low-battery icon appears on the screen to remind users to replace batteries in time
• 【Lightweight & Portable for Multi-Scenes】Compact and easy to carry, suitable for factories, transportation, automobiles, nurseries, offices, as well as home, school and construction site sound quality control. Covers full-scenario sound level testing from quiet bedrooms to noisy workshops
• 【Complete Accessory Package】Includes 1 decibel meter, 3 AAA batteries, 1 user manual and 1 storage bag. The all-in-one package allows you to start sound level measurement immediately after unboxing without extra preparation

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