The CM-3412 utilises shockproof technology to provide a cost effective rugged latex free sphygmomanometer. Ideal for use in field situations it has a black ruggedized ABS plastic case with 55mm diameter dial. Its single tube latex free inflation system and premium release valve allows a sustained airflow to the manometer ensuring smooth and accurate readings. Its heavy duty adult velcro-type nylon calibrated cuff, allow this device to be used constantly in harsh conditions with very little maintenance. The CM3412 is available with a black dial and is supplied in a vinyl zipper carry case. The unit is left & right handed.