RK2517 series DC resistance tester adopts the current mainstream 32bits CPU and high-density SMD mounting process, 24 bit color resolution 480 * 272 true color IPS LCD LCD display and up, down, left and right function keys, with a clean interface and convenient operation; It is used for relay contact resistance, connector connection resistance, wire resistance, printed board circuit and solder hole resistance, etc; Temperature compensation can eliminate the influence of ambient temperature on the test work; RK2517 series provides a variety of interface functions, which can facilitate data communication and remote control with PC.