Turn off handheld unit
If you wish to turn off the handheld unit, please scan the barcode above. If you want to turn on the
handheld unit again, please keep the trigger key being pressing for 2 seconds.
If you want to turn off the handheld unit via trigger key, please press and hold the trigger key, after the
laser beam turns off, wait for another 5 seconds, the handheld unit will be turned off, then you can
release the trigger key at this moment.