Functions: Pedometer, Calories calculation, Sleep monitoring, Storage to the watch, Alarm clock and more! Smartwatch: A Z60 stainless steel Bluetooth smart watch. Colours: In a choice of black, silver or gold colours. Battery: Powered by a 430mAH lithium polymer battery which give up to 48hrs of use. Memory and storage: Includes 64 MB RAM and up to 32GB Micro SD. Gift ideas: A great gift for the kids or a treat for yourself! Z60 Stainless Steel Bluetooth Smartwatch | Black | Living Social