Microprocessor Training Kits with LED Display has ADC, DAC, relay, EPROM programmer, and coupler, interrupt controller, LCD display, optional printer, battery back up with power supply. The Kits has 6.144 MHZ CPU and 8KB ram. The Kits has battery back for ram and 3 timer counter. The Kits has the feature of up/ down loading to pc. The Kits has 28 keys and 6 seven segment display. The Microprocessor Training Kits with LED Display is offered in wooden box that consist a manual.