SPECIFICATIONS: - Material : ABS - Features : Clock, alarm, pulse, stop watch, calorie - Unit Size : 48 x 40 x 13 mm - Product Color: silvery/blue - Imprint Size : H. 13 x L.8 mm - Battery Type : Button cell CR2032 x 1pcs - Battery Life : over 12 month - Special case color : Min 3K - Multi-languages instruction manual - 1 year manufacturing guarantee - Remark : KYTO Patented design