Open a box of empress of door to cover while replacing battery, find out a batterybox, unload old battery, make change new battery, then install to cover behind so much.
更换电池时，打开箱门的后盖，找到电池盒，卸下旧电池，换上新电池，然后安装好后盖。
2
The invention relates to an improved batterybox, which is characterized by comprising a cylindrical protective cover (11) and a batterybox body (22);