HFM-7 alpha and beta capable hand and foot monitor in excellent condition.

Foot detector Efficiencies (%surface emission) 

Alpha 

Am-241:  18%

Beta

C-14:  16%

Co-60: 27%

Cl-36: 37%

Sr/Y-90: 37%

Hand detector Efficiencies (%surface emission) 

Alpha 

Am-241:  45%

Beta

C-14:  41%

Co-60: 53%

Cl-36: 64%

Sr/Y-90: 64%

We do have a manual for this unit.