Package Included:* 2 x Fat Tester Caliper* User ManualFeatures:* Measures your own body fat easily and accurately.* Small and convenient to carry around， so you can use it anywhere.* Doctors， personal trainers， and nutritionists recommend the periodic measurement of body fat for maintaining health status.* Measurement Range: 0 to 70mm.* Size: 16.5cm x 10cm.