SPECIFICATIONSBrand Name: AULAType: 2.4Ghz WirelessHign-concerned Chemical: NoneOrigin: Mainland ChinaHand Orientation: RightPackage: YesNumber of Buttons: 6Power Type: BatteryCertification: CENumber of Rollers: 1 pcsOperation Mode: Opto-electronicInterface Type: USBbrand: Razermodel: Razer Orochi V2operation mode: photoelectricityConnection method: USBNumber of rollers: 1 pieceDoes it support ergonomics: yescondition: brand newWireless technology: supportIs it a boxed genuine product: yesfunction1: Wireless Bluetooth Mousefunction2: Mousefunction3: Bluetooth Mousefunction4: Wireless Mouse