Battery: 12 months + 1 extra week without laser pointer (When your battery is low, the R500s goes into a 'power-saving' mode – disabling the laser to extend battery life so you can continue presenting for an extra week. Battery life may vary based on use and computing conditions)
Indicator Lights (LED): Battery and Connectivity LED
Connectivity
Connection Type: Bluetooth low energy technology and 2.4GHz wireless connection
Wireless range: 65.62 ft (20 m) (It may vary based on use and computing conditions)