product information： Product size: 30*30*25CM Weighing unit: kg, kg, pound Housing material: tempered glass, ABS engineering plastics Product weight: 1.7KG Equipment requirements: Run Android 4.4, IOS9.0 or above, support Bluetooth 4.0 and above Weighing range: 100g-150kg Minimum index: 50g Wireless connection: Bluetooth 5.0 Power: 4*1.5Vbatteries (AAA) packing list: Xiaomi body fat scale2*1 AAA battery*4