Privacy Guaranteed Fitness Clip Activity Tracker and Calorie Counter (PC-basedNO Bluetooth | Total Privacy) Accurate Pedometer, Calorie Counter, Sleep Tracker Long Lasting Battery lasts for 7 days between charges Clip comes ready to count steps (**NO BLUETOOTH**, does not work with phone or iOS/Apple) Clips Easily to Clothing (so you'll never forget it) Sweat and Water Resistant (cannot be submerged)