Buruan dibeli gan....barang murah-berkualitas SIAPA CEPAT DIA DAPAT Spesifikasi: Power supply:4.5V - 5.5V, 3.3V voltage regulator circuit board Positioning holes: 4 M2 screws positioning hole diameter of 2.2mm Control Interface: GND, VCC, MISO, MOSI, SCK, CS size:45 x 28mm