-Class: 2 laser
-Wave Length: 640～660nm (red light)
-Battery type: 2 AAA batteries
-Battery life (Laser pointer): 20-hour maximum
-Battery life (Presenter): 1050-hour maximum
-Wireless technology: 2.4 GHz wireless technology
-Operating distance: Approx 32.81 ft (10m)
-Warranty: 3-Year