Add high-tech style with signature Diesel flair to any look with The Dieselon time hybrid smartwatch. - Track your activity so you'll know the second you've reached your goal & can reward yourself later - The sleep tracker will help you recount your light, restful & awake time - Receive alerts on your watch so you never miss a call from your boss (or so you do miss calls from your ex) - Use the link function to play or pause music, hit next/previous track, snag a photo or ring your phone - Compatibility: Android Os 4.3+, Ios 8+ / Iphone 5 +, Ios 7+ / Iphone 4S +, Android Os 4.4+, Iphone 5/Ios 8.2+ - Battery life: Up to 6 months ** based on usage