M400 Power Bank
The M400 Power Bank is designed specifically to be used with our M400 smart glasses and features the same rail design. This 1000 mAh battery can be worn with all M-Series head mount options. It has a 3 LED power level indicator, provides 2 to 5 hours of power, and is hot-swappable. – IP67 Rated – Battery state is displayed in the M400 viewer.