Ozeri Touch 440 lb Digital Bath Scale for $39.95. Shipping is free on orders over $35. If needed, use this Filler Tool to pad the order for free shipping. Here is a screenshot for your reference. this bath scale features StepOn Technology and advanced algorithms to calculate Body Fat, Hydration Levels, Muscle Mass and Bone Index measurements within seconds of stepping onto the scale. Most places have it for about $49.