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LED Type: 4 × XHP50
Enhance your home’s security with this compact 7-inch wireless video doorbell monitor
5kg-cm (6V) / 25kg-cm (7
High-Accuracy 114dB/94dB Sound Level Calibrator Trish reliable clicksEnsure your sound level meters are always precise with this portable, high accuracy calibrator. Designed for professionals and field technicians, it delivers reliable 94dB, 104dB, and 114dB calibration signals to maintain optimal measurement performance. Compact and battery powered, its perfect for both laboratory and on site use. Key Features High accuracy calibration at 94dB, 104dB, and 114dB Calibration frequency at 1kHz compatible with all
US$ 17.99
US$ 17.99
US$ 17.99
US$ 27.96
