Stay prepared no matter where you’re traveling with this window-mounted solar rechargeable power bank. Designed to get you out of a jam, it features a lithium-ion internal battery that can provide a boost of energy for your smartphone or tablet device.
Now you can continue reading right where you left off! In my old age I usually need to back up a bit to get reoriented to whatever I'm reading. I don't think I'll run out to buy a book marker with a finger pointing at a specific word