Get going with the all new forerunner 230 its colourful gauge identifies your heart rate zone and beats per minute in real timea 44 larger screen than the forerunner 220 but the same overall watch size is a great reason to upgradea built in accelerometer captures distance and pace data when youre running on an indoor track or treadmillsmart features include e mail text call and calendar smart notifications plus connect iq applications watch faces widgets and data fieldsadditional connect