Use external power (AC power adapter/charger) to power the HD1A directly from a AC power source, or charge the battery pack. Both can be accomplished simultaneously. Typical battery charging time is approximately 2 hours. Operates between 100VAC -240VAC.
AC Power: Using the AC power adapter has the following advantages:
Saves internal battery power for portable operation later.
Charges internal battery pack.
Allows extended operation.
规格：
特征：
