Three-in-One Indoor Wall-Mounted Noise Tester / Digital Decibel Sound Meter — 30–130 dB, 2000mAh

This three-in-one indoor noise tester combines a large, easy-to-read screen with flexible placement options for clear sound monitoring. Place it on a table or hang it on the wall to maintain visibility from anywhere in the room. Measurement performance covers a wide range from 30 to 130 dB, suitable for homes, offices, and public spaces where sound levels must be tracked. Power comes from a built-in 2000mAh battery, providing extended operating time and reducing the need for frequent recharging. Sizing reminder: choose based on your specific measurement requirements rather than relying on standard sizes.