The SR453i platform scales are weighing stations with a large weighing surface that includes integrated ramps that will easily accommodate patients with walkers, canes, wheelchairs and dialysis chairs. The SR455i is constructed of heavy gauge aluminum with a weight capacity of 660 Lbs (300 Kg). The aluminum plate construction is durable and easy to clean A large 36” x 35” weighing surface includes an integrated wheelchair ramp with the leading edge of the top plate is angled down for easy wheelchair access. A memory recall remembers the last stored weight, it is battery operated with six “D” cell batteries that provided 10,000 weigh cycles. The Programmable Auto Power Down (APD) function conserves power and it has a BMI calculator that displays BMI after entering height.