Fluke BTL21 [BTL21] Interactive Battery Analyzer Test Probe with Temperature Sensor

Intelligent test probe set with integrated IR temperature sensor designed for Fluke BT521 Battery Analyzer. The BTL21 has a built in LCD display, tri-light LED for pass/fail warning indication, voice count for battery ID and integrated save button. Comes with both long and short probe extenders for use in hard to reach battery cabinets.