Reprap 3D Printer Smart Adapter Controller Ramps 1.4 LCD Display 4×20

HM-T series FSK transmission moduleFEATURESHIGHLY INTEGRATED, SMALL SIZEHIGH SENSITIVITY, LOW POWER CONSUMPTIONFSK TECHNOLOGY, SUITABLE FOR REPLACING ASK MODULESLESS INTERFRENCE, LONGER

High Power Radio Data Transceiver – 433MHzJust released new higher power wireless data transceivers, up to 13dBm. Ideal for sending