A few weeks ago, after some prompting, I fired up the eBay website and went in search of power banks that made ridiculous capacity claims. I ordered a few, wanting to see how bad they were. The ...

Japanese hardware brand Elecom has just launched what it claims is the world's first power bank to feature a sodium-ion battery inside. It promises significantly longer cycle life than traditional ...

"It charges at the same rate as my fast wall charger." TheStreet aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Digging ...

Sodium-ion batteries function similarly to lithium-ion ones but use sodium for the cathode material and sodium salts instead of lithium salts for the electrolyte. This key difference eliminates the ...

$13.99 at Amazon Use code 'W7F2KBG7' The Lisen 5,000mAh MagSafe power bank measures only 0.3" thin and won't add much bulk to your iPhone's profile. If you have a chonky Pro Max, then you won't even ...