You'll be in control from the first slide to the last. Buttons are easy to find by touch. And the smooth contours feel great in your hand.DimensionsPresentation remoteHeight: 4.55 in (115.5 mm)Width: 1.49 in (37.8mm)Depth: 1.08 in (27.4 mm)Weight: 2.01 oz (57 g)ReceiverHeight: 2.31 in (58.6 mm)Width: 0.65 in (16.5 mm)Depth: 0.31 in (7.9 mm)Weight: 0.21 oz (6 g)Technical SpecificationsLaserClass: 2 laserMax output: Less than 1m WWave Length: 640～660nm (red light)BatteryBattery type: 2 AAA batteriesBattery life (Laser pointer): 20-hour maximumBattery life (Presenter): 1050-hour maximumConnectivityWireless technology: 2.4 GHz wireless technologyOperating distance: Approx 32.81 ft (10 m) 1It may vary based on use and computing conditions.
