How long does the battery life last on my Gen2 Touchscreen smartwatch? The gen2 touchscreen smartwatch lasts 24+ hours depending on usage. Optimize your battery life by utilizing the smart battery modes. Related articles How do Smart Battery Modes work on my Gen2 Touchscreen Smartwatch? How do I maximize my battery life? How do I know my software for my smartwatch is updated? Where can I find the settings menu? Determine Your Chronotype, Optimize Your Day