Re: How to stop/delay a Bluetooth mouse from going to sleep?
This is from the the on-line manual for your mouse. They should be able to tell you if that feature is configurable in any way.:
Gear Head™ provides phone support, 866-890-7115, Monday - Friday from 9:00 am – 5:30 pm
Eastern Time. Before calling, please make sure you have available the Model # (located on the
front page of your User's Manual) and information regarding your computer's operating system.