It's a watch and heart rate monitor in one. Measure your own pulse anytime, anywhere. The sensor is integrated into the wristband to read your heart rate without additional equipment. Size: 38 x 17 x10 cm Low minimum of 10 units only. Specifications: Color: Black, Measures the heart rate and calorie burned while exercising or doing work, Allows personal physical data input Normal Time Mode - Displays current time and date, Daily Alarm Mode - Features daily alarm and hourly chime, Chronograph Stop Watch Mode Professional design in plastic sport case with PU strap, Inside battery life: Over 1 year under normal use (model: CR2032 or equivalent) Includes detailed instruction manual, In retail packaging. Warranty Period: One year. Lead Time: 10 working days from receiving payment with order. VAT- Please add VAT at current rate. Delivery: £20 to one UK mainland address. Lead Time: 10-12 working days.