Before first use, charge the device fully using the included micro-USB cable and a standard USB power adapter (5V output). The LED charging light will indicate when the battery is full（charging light on while charging, off when full）. The radio uses a replaceable battery, a feature praised by users as it ensures longevity and convenience.
: Potentially referring to specific legal or technical documentation. jul619 portable
. It sounds like it could be a specific model number or perhaps a typo for a different product. Before first use, charge the device fully using