Digital heart rate monitor with wireless heart rate monitor, oximeter and color screen. White

Wireless finger heart rate monitor. • Graph of cardiogram, average heart rate and blood oxygen measurement. • Measurement by infrared ray tunnel. • Works with two AAA batteries. • Includes 13 cm long carrying lanyard. Silicone coated interior. Battery: 2 AAA batteries not included Landyard length: 40cm Working temperature: between 10º and 40ºC