Impulse-buy some discounted charging accessories in today's Amazon sale - Android Police
There's plenty of wireless chargers to pick from, too, including a 3-in-1 multi-device station and a two-pack of Anker's PowerWave stands.
And hey, if you happen to pair your Pixel 5 or Galaxy S21 with an iPad, you can grab some new Lightning cables to keep it powered.
They also make great gifts for the iPhone owner in your life (and we all know at least a few).