Brush heads combine non‑woven fabric and sponge for gentle but effective cleaning

the 2000mAh model has a new battery indicator light to let you know the battery status at any time

Continuous power — no PoE detection

The product is listed as containing no high-concern chemicals

The device also allows for both extended and mirrored mode

sound level meter slm 441 43 000 records 30 130 db type c dc output __OfficeSupplies Brush heads combine non‑woven fabricAccurate noise measurement for professionals Measure and record environmental noise with a handheld sound level meter that stores up to 43,000 readings. Choose A or C frequency weighting and FAST or SLOW time weighting for results tailored to your application. The instrument meets IEC PUB 651 TYPE 2 and ANSI S1. 4 TYPE 2 standards and offers 1. 5 dB accuracy (94 dB @ 1 kHz), giving confidence in compliance and reporting. Practical connectivity and