Spec: Item Type:Presentation Clicker Material:ABS Remote Control Mode: Wireless Radio Frequency Technology OS:For Win, for OS X, for Android Wireless Frequency:2.4GHz Operating Voltage:1.5V Battery:1 x AAA Battery (not included) How to Use: Plug and Play PackageList: 1 x Presentation Clicker 1 x User Manual 1 x Receiver Notice: Shipped Without Battery.
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