The Renco Lean-Meater is designed to measure the total thickness of the skin and up to three layers of backfat. When the measurement is complete, the instrument will display the number of fat layers detected and the total thickness in millimeters with a greater accuracy than ever before. It is a fully portable, all-metal, handheld instrument powered by rechargeable batteries. Measurement from 4 to 35 mm. Display: 2-digit LED for thickness; 3 LED’s to indicate 1, 2 or 3 layers being measured; battery charging LED. Nickel Metal Hydride battery. Size: 18 x 7 x 2,5 cm.