DescriptionThis is a body fat caliper, which is made of high grade material, safe and durable for your long period using. It is a multifunctional tool for your daily needs use and because of its sturdy material, you could own it for a long time enough, it will make a special and different experience for you and let you be more healthy.Features-Color: Black White -Material: plastic -Size: 16.00X9.00X0.60cm 6.29X3.54X0.24inch - Our product is high quality, high performance but low price. - Also can be a good gift choice for your friends, they will like it. - Simple design, but it could do a lot of jobs for you. - Applicable to a variety of people, women men older kids. It is universal. - Our product could let you know more about your own body.Usage steps/installation stepsI. Measuring Part Upper arm - the midpoint of the line from the acromion of the right arm to the radial head, the abdomen of the triceps position Back - below the right scapular Angle. Abdomen -- 1cm beside the umbilicus on the right abdomen. In addition to the above Besides, the neck, chest, waist and front of thighs can also be measured according to the research needs Posterior and calf gastrocnemius. It should be noted that the subcutaneous fat measured with a sebumeter Fat thickness is the sum of twice the skin and subcutaneous fat tissue.II. Calculation formula 1. The method of calculating the body density based on the subcutaneous fat thickness is temporarily quoted by us A formula for calculating body density in Japanese adolescents is available for user reference The formula is as follows: Male: 15-18 years old body density =1.0977-0.00146X over 19 years old body density C = 1.0913-0.00116 X Female: 15-18 years old body density =1.0931-0.00160X over 19 years old body density C = 1.0897-0.00133 X X= subscapular Angle + upper arm sebum (mm)2. Calculation of body fat % Using the Broxek(1963) modified formula to calculate % body fat, it is thought that Broxek was modified The good formula to calculate % body fat is a more reliable method. The formula is as follows: Body fat %= (4.57/ body density -4.142) X100 body fat weight = body Weight (kg) X body fat % Net weight (fat-free weight) = weight (kg) - Body fat (kg)
