Motorola CP185 Guide De Référence Rapide page 16

Attaching/Removing the Battery
To attach, fit the battery slots with the grooves on the radio
and slide the battery upwards until a click is heard.
To remove, slide the battery latch away from the radio,
slide the battery downwards and pull it away from the radio.
English
Grooves
Battery
Latch
Battery Slots
14