Portable Bluetooth Speaker
How waterproof it is tells you more about how this ends up than the wattage does. It will go to a beach, a bathroom, and a tailgate, and at least one of those involves it getting knocked over.
Noise-Cancelling Over-Ear Headphones
The library is never as quiet as you need it to be at two in the morning in reading period. This is a concentration purchase, not an audiophile one. I wore mine until the earpads flattened, then bought pads instead of a new pair.
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20,000mAh USB-C Power Bank
For the days that start at nine in the morning and end at nine at night. Check for pass-through charging before you buy, because most inexpensive ones will not charge themselves and your phone at the same time.
65W GaN Multiport Wall Charger
One brick instead of three, which is the difference between packing your charger and forgetting it. Gallium nitride is why it is small enough to live in the bag permanently.
