Size: Depth 10 x Width 37 x Height 70mm Weight: Approx. 25g (battery included) Main materials: ABS (acrylonitrile butadiene styrene), PMMA (methacrylic resin) Power supply: DC3V, CR2032 coin-type lithium battery 1 Main accessories: Trial battery (1 CR2032 coin-type lithium battery), strap, screwdriver Country of manufacture: China Number of steps: Maximum/199999 steps, minimum/1 step Calorie consumption: Max/19999.9kcal, Min/0.1kcal Distance: Max/299.99km, Min/0.01km Fat burning amount: Max/999.9g, Min/0.1g Walking time: Max/9999min, Min/1min Exercise: Maximum/19999.9Ex, Min/0.1Ex Mets: Maximum/18.0 Mets, Minimum/1.0 Mets Other specifications: Split mode, 7-day auto memory Increase the number of items displayed Displays the intensity of walking activity "Mets" and the amount "Exercise". Equipped with a 3D sensor, it can be worn freely. Comes with a split mode function that allows you to measure your favorite section from 0. With 7 days auto memory function Product model number: ‎FB-729K-PCBattery included or built-in: ‎NoPackage size: ‎16.2 x 8.2 x 2.4 cm; 25 g