The main difference between the battery version and the rechargeable version is the difference in power supply. Wireless keyboard battery version needs to install battery power, can be ordinary batteries or rechargeable batteries, need to be replaced or recharged regularly when using; The rechargeable version is charged by connecting a USB cable to a computer or socket without replacing the battery.
The rechargeable version is more resource-saving and environmentally friendly than the battery version, without frequent replacement of the battery, but it is necessary to pay attention to the need to maintain the charging state when using for a long time to ensure normal use. Which version you choose depends on your personal habits and needs.
The wireless keyboard battery version uses a disposable dry battery and the keyboard has no charging function, while the charging version uses a lithium battery that can be charged.