Arduino UNO R3 SMD is an opensource Embedded Development board based on Atmega328 SMD Package Microcontroller. It is widely used for developing different prototypes and projects.
USB Programming Facilitated by the CH340G | Header Pins Included | 6 Analog Inputs | ISP Header | 32k Flash Memory | 16MHz Clock Speed | All SMD Construction | R3 Shield Compatible | 14 Digital I/O Pins (6 PWM outputs)
Dimensions(LxWxH):7x5x1cm
The UNO R3 SMD Development Board has multiple applications. It can be used in robot car, fingerprint door lock, home automation, security systems, etc.
Microcontroller:ATmega328 SMD | Operating Voltage:5V | Input voltage:7-15V | Supply Voltage recommended:7-12V DC | Digital I/O Pins:14 (of which 6 provide PWM output) | Analog Input Pins:6 | DC Current per I/O Pin:40 mA | DC Current for 3.3V Pin:50 mA | Flash Memory:32 KB (ATmega328) of which 0.5 KB used by bootloader | SRAM:2 KB (ATmega328) | EEPROM:1 KB (ATmega328) | Clock Speed:16 MHz
 
Package Includes :
1 x Arduino Uno R3 
1 x Arduino Programming Cable