FNIRSI FNB58 BT USB port tester with Bluetooth Puluz And it's small enough to

And it's small enough to fit easily in your suitcase or travel bag

With four high-performance 6mm heatpipes

The device accurately measures your heart rate during exercise and distances covered

With a capacious 9000 mAh battery

FNIRSI FNB58 BT USB port tester with Bluetooth Puluz And it's small enough toFNIRSI FNB58 BT USB port tester with Bluetooth The FNIRSI FNB58 BT is an advanced USB port and fast charging technology tester that allows you to easily check power parameters, protocol compatibility, and accessory quality. It offers a clear display, very high measurement precision, and broad support for fast charging standards from popular brands. It allows you to analyze voltage, current, power, and charging waveforms in real time and offline. It