Activity tracker

Activity tracker. Track your activity, sleep, and calories burned with this activity tracker. Get insights into your achievements and set new goals with the free APP. Compatible with both iOS (iPhone 4S and up) and Android 4.3. This activity tracker is the next step towards a healthier life style! Product size (cm): 6.8 x 5.0 x 1.6 Material: silicone/ABS Color: black/black; orange/black; green/black; blue/black; grey/black; red/black