[The Clock] Product Guide [The Clock] Product Guide Related articles [BALMUDA The Toaster Pro] Product Manual [BALMUDA The Speaker] Product Manual The estimated lifespan of the battery is 500 charge cycles. Since the battery lasts 24 hours, does this mean it will become unusable in less than two years if charged daily? The alarm does not go off at the set time. Can I charge The Clock using a power bank?