The Piston Replacement with CPR Feedback by PRESTAN delivers a professional, electronic gauge layout engineered to maintain precise compression monitoring during training. Designed for certified resuscitation instructors, public safety educators, and institutional healthcare programs, these replacement pistons feature an integrated LED feedback system. The responsive sensor mechanism tracks and flashes to reflect exact compression rates in real time, giving training supervisors a highly dependable diagnostic asset that updates or repairs Ultralite torso platforms to keep your educational curriculum compliant with AHA guidelines.