1Using the latest six axis gyroscope technology, according to gravity induction control. 2Adopt ergonomic design, more suitable for hand grip, comfortable grip feel without burden. 3Direct remote control computer or multimedia equipment, to achieve free electronic documents page turning and free demonstration. 4Plug and play, simple to operate, there is no need for driver, a good choice for PPT presentation. 5Suitable for classrooms, lecture halls, conference halls and etc, convenient to use, you can show the PPT even stand far. Condition: 100% Brand New Item Type:Presentation Clicker Material: ABS Color: Black Weight: Approx. 81.0g/2.9oz Connection: Wireless 2.4GHz Carrier Frequency: 2.402GHz-2.483GHz Effective Control Distance: About 10m/32.8ft Number of Keys: 9 Pcs Battery: 200mah Li-ion Battery Continuous Working Time: about 12 hours Support for Windows/Android/Linux/OS X Usage Scenarios: Classrooms, lecture halls and conference halls, etc. 1 x Presentation Clicker 1 x Receiver 1 x Data Line 1 x Manual