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On the dropdown list, select " All apps " , and all the applications will be optimised by this function by
default. You can individually turn off the optimisation mode of certain app. If you would like it always
activated by tapping on the App. name, select " Don ' t optimise " and then " DONE " .
Low battery alert
BHT prompts a warning notification reminding you to charge the main battery and the status indicator
will blink red when the main battery level drops to 15% and 5%.
Opening Notification Drawer, you will also see this warning appearing on the notification list; you may
turn on Battery saver mode, connect BHT to an external power source, or replace the main battery pack
as soon as possible. To replace the main battery pack, see Replacing main battery.
Replacing main battery
When the main battery level is low, follow the steps below to replace the main battery.
1.
Press and hold the power button on the side of the BHT.
Tap " Power off " in the pop up menu. BHT will power off.
Barcode / 2D Code Handy Terminal
31
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