You can DIY your own phone battery replacement and save a ton of money in the process. Here's how.

Battery / EV Metals Price BMI Lithium Carbonate, EXW China, >=99.2% Li2CO3 11,025 BMI Lithium Hydroxide, EXW China, >=56.5% LiOH 10,525 BMI Cobalt Sulphate, EXW China, >20.5% Co 12,250 BMI Nickel ...

Upgrade your traditional watch by adding apps, data, and notifications to your wrist. Here are the features to look for, along with the top smartwatches we've tested. I’m PCMag’s senior writer ...