Features:, Lightweight, compact design, Durable and stylish glass plate scale, Select between Kg/lb, 180Kg/400lb capacity, SENSE ON technology step on automatic activation to start weighing auto off 4 to 6 seconds after use, Measures from 0.1Kg to 180Kg, Increments 0.1Kg/0.2lb, Drawing on A&D's industry leading measuring accuracy, Uses 1 x CR2032 Button Cell battery, 5 year warranty A clear step towards a healthy lifestyle, the A&D UC-502 Precision Health Scale uses high-precision sensors to instantly deliver accurate results. The A&D UC-502 Precision Health Scale benefits from simple to use SENSE ON technology providing your results immediately when stepping on the device, displaying them on the integral sharp LCD display. The SENSE ON technology also switched the device off between 4-6 seconds after use saving the battery life. This highly accurate, stylish, convenient, home use scale is accurate to: 0-50.0kg: ±0.4kg 50.1-100.0kg: ±0.5kg