10 ft: KCRHN (9 Line) Chart Promo the BVM trainers are designed

the BVM trainers are designed to look and function just like an actual Bag Valve Mask resuscitator and because they are for training only

Safe:  Patient safety is improved thanks to an interchangeable probe well that reduces the risk of cross-contamination

Runs on 6 AA batteries (included) or optional A/C adapter

More powerful

as well as fever

10 ft: KCRHN (9 Line) Chart Promo the BVM trainers are designed(9" x 14") Sloan optotype chart for vision testing at 10 feet. Features two smaller groups 10 25 to 20 8 for repetitive eyesight testing (20 50 to 20 16 equivalent). May be wall mounted or used with illuminated cabinets (66003, 66004, 66016, 66090). The Sloan optotypes were developed on the same basis as Snellen optotypes. Sloan optotypes do not use serifs however, but do use a logarithmic geometric progression.