SPECIFICATIONSBrand Name: RondafulType: WiredOrigin: Mainland ChinaHand Orientation: Both HandsDPI: 1600Package: YesNumber of Buttons: 2Power Type: BatteryStyle: MiniTime to market: 2018Certification: noneNumber of Rollers: 1 pcsGross Weight: 95Operation Mode: Opto-electronicInterface Type:...