unbranded Bluetooth 4.0 RR Value Wireless Chest Strap

span style= font-size:14px >Features: High quality This product is made of high quality ABS+TPU+nylon material it is durable and has long service time. Bluetooth 4.0 technology This product is with the Bluetooth 4.0 technology it is low power consumption and power-saving. Accurate The sampling frequency is accurate +/-1bpm. The chest belt can be disassembled it is easy to clean. Strong endurance This product is with 2032 button battery life span is more than 6 months. You can change the button battery of the same model it is very convenient. Widely used This product is widely used it can be used for walking running cycling climbing hiking doing yoga playing ball games etc. Specifications: Item Type: heart rate chest strap Material: ABS+TPU+nylon Color: black Quantity: 1pc Bluetooth: 4.0 Function: transmit value for at 2.4G frequency Theoretical Distance: 10m with RR value Accuracy: +5% or -5% (according to the tester) Battery: button battery 2032(included) Certification: CE ROHS Waterproof Level: IPX6 Launcher Size: 6.3*3.6*1.3cm/2.48*1.41*0.51inch(L*W*H) Elastic Band: 61-93cm/23.97-36.55inch Weight: 130g/4.59oz Package： 1*heart rate chest strap 1*English&Chinese manual 1*package box