Android Authority spotted code strings that reference Adaptive Charging in the latest version of the Pixel Watch Management Service system app, though the feature isn’t yet available to use. It’s also unclear which Pixel Watch models might be supported, or when it will officially launch.

Google could be preparing to bring a handy battery-preserving feature over from the Pixel smartphone range to its Pixel Watch smartwatches. Android Authority has been delving through the code of the latest version of Google’s Pixel Watch Management Service system app,

The Pixel Watch 3 is the latest wearable launched by Google. The 41mm version of the wearable has a 307mAh battery, while the 45mm variant has a 420mAh battery. It is claimed to deliver up to 24 hours of battery life with the always-on display mode enabled.