Introducing the Extech BT100, the ultimate Bluetooth multimeter for professionals. With its advanced features and rugged design, the BT100 stands out from the competition: Wireless connectivity via Bluetooth for remote monitoring and data logging IP67-rated for water and dust resistance, ensuring durability in harsh environments True RMS measurements for accurate readings on non-sinusoidal waveforms Built-in flashlight and backlit display for easy operation in low-light conditions* Compact and portable design for convenient use on the go