Lithium polymer batteries will not last for good, and after all-around five hundred charge cycles, these batteries start to degrade. Degrading, in this case, doesn't mean It truly is turning into chemically unstable or risky — it just won't be able to keep as much charge as when it absolutely https://tedomarket.com/product/computers-and-network/battery-charger/backpack-charger/night-light-casual-women-mens-backpack-usb-charger-anime-luminous-teenagers-men-student-cartoon-school-bags-travel-rucksack/