TBM-55 Detector: Low to High Range Beta/Gamma Hand Held and Telescopic Probe. Digital. Portable. 3 Models: TBM-55-LR, Low Wide Range TBM-55-W, Wide Range. TBM-55-HR, High, Narrow Range. PRS-2S electronics have a ruggedized dual-meter readout. Battery operated with a probe holder attachment. Lightweight, compact size permits easy to transport and use. Local readout.

The TBM-55-W, Wide Range. TBM-55-HR, High, Narrow Range. probes have an extendable telescopic 6 oz. wand to 5 ½ feet. Optional: extendable wand to 10 ½ feet, 24 oz.