RPM250W Laser Tachometer with Connectivity to ExView® AppMonitor state of rotational equipment from a mobile deviceFeatures- Take non-contact RPM measurements of rotating objects- Increase working distance up to 500 mm (1.64 ft) using laser guided non-contact measurement feature- Transmit, view, and share data directly from a mobile device via Bluetooth connection to the ExView app- Count up to 99,999 with the Counter function- Freeze display with 'Data Hold'- Save battery life with Auto Power Off feature- Mount on tripod with standard 1/4"-20 mounting screw- View data on both the bright, backlit RPM250W LCD display and from the app on iOS® or Android™ mobile devices (offers both day mode and dark mode)- Connect up to eight compatible Extech Connected 250W Series meters to the app simultaneously- Set up data recording and program high/low audible alarms through the app- Export data in .CSV file format or send PDF reports—including photos of the measurement location—from the app- Comes complete with 3 AAA (1.5 V) batteries