The Icom BC-173 is the Standard Desktop Charger Cradle suitable for the IC-M31 / IC-M33 / IC-M34 and IC-M35 VHF Radios using new BP-252 battery pack.
Place the BC-173 charger cradle on a flat surface, such as a desk or chart table, and connect a BC-01 AC adapter (or a 12v adapter).
Insert the BP-252 battery pack (either with or without the radio attached), into the charger cradle.
The charge indicator will light solid orange.
The charge indicator light will blink orange when the BC-173 charge-protector is activated detecting a fault with the battery
Charge the battery pack for approx. 10 hours, depending on the remaining battery charge.
The charge indicator will light solid green when charging is completed.