???? Thông số kỹ thuật
- Hãng sx : Ugreen
- Model : 50654
- Work Frequency: 2.402-2.480GHz;
- Control distance: 100 meters;
- Laser distance: >200 meters;
- Laser power: 0.5-0.95mW;
- Power supply battery: a 7th battery;
- Key control current: <50mA, standby current: <30UA 
- Support hyperlinks, switch windows
- Laser safety standard: GB 7247.1-2012
- Receiver port: USB-A
- Compatible systems: Windows/macOS/Linux
- Bảo hành 12 tháng