Overview Reviews Product Description For use with the REED R9930 air particle counter. Reed Instruments Catalog R9930 Datasheet Product Videos Custom Field Product Reviews Write a Review Write a Review × Reed Instruments Replacement Power Adapter for R9930 R9930-ADP Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *