CH340 Writer Program Downloader Module Compatible Lite Pro MINI YwRobot for Arduino - products that work with official A

Features:Hole spacing: 26mmFixed hole: 3mmSize: 27 x 27mmInterface: 6P DuPont line, Micro USB interface.Chip: CH340Ports: RXD, TXD, CTS, DTR 5VGND VCCPackage Included:1 x CH340 Loader Program Downloader Module