Color: Blue - Material: PCB - 8 LED emitters 4 different colors - 8-digit seven-segment displays module with two 74hc573 data latches - EEPROM (24C02); I2C serial interface - DS1302 clock chipset 32768HZ clock crystal oscillator powered by 1 x CR2032 battery (included) - PCF8591 8-bit A/D and D/A converter chipset provides 4-CH AD input and 1-CH DA output - With 1 siren for sound play back - With 1 stepper motor interface connect four-phase 5-wire stepper motor. controlled by ULN2003 driver - With 1 DC motor interface - With 1 high power relay (230V / 3A) - LCD1602 interface allows connect to ST7920 and KS0108 LCD display module - 18B20 temperature sensor interface - High precision thermal thermistor measuring temperature range via AD convert - Universal photoresistor; measuring light change via AD convert - 4 individual switches - 18 2-pin buttons - High sensitivity IR transmitter receiver module - With PS/2 interface - Replaceable crystal oscillator - 51 and AVR reset circuits easy to switch - DC 7~12 external power input built-in AM1117 5V voltage regulator - USB and external power supply methods - Self-recovery fuse - 28 x 28 dot matrix board - Standard AT-ISP interface - Standard AVR-JTGA interface - STC alto download function - Perfect for DIY project - Package includes: - 1 x 51 development board - 1 x LC-1588BS board - 1 x USB cable (80cm) - 10 x Connection cables (20cm) - 1 x 2.6" LCD module - 1 x Motor - 1 x Remote control (1 x CR2025 / included) - 9 x Jumper caps - 2 x Crystal oscillators - 8 x Screws - 1 x Software CD