body fat,water,muscle measurement two stainless steel electrode 18mm height super thin design8mm tempered glasscapacity:180kg/400lbgraduation:0.1kg/0.2lbExtra-wide multi-display LCD:154x 31mmBMI functiondimensions:390 x 305 x 31.5mmUnit:kg/lb/stmemory:12 usersbattery:2 x CR2032Auto power off BMI scale