Elisa-3 is a miniature swarm robot with a diameter of 5 cm, featuring auto recharge, fast radio communication, 8 proximity sensors, 4 ground sensors, a 3D accelerometer, and a top RGB LED with a diffuser, designed to be affordable.

Overview

Elisa-3 is an evolution of the Elisa robot based on a different micro-controller and including a comprehensive set of sensors:

Atmel 2560 micro-controller (Arduino compatible)
Central RGB LED
8 green LEDs around the robot
IR emitters
8 IR proximity sensors (Vishay Semiconductors Reflective Optical Sensor)
4 ground sensors (Fairchild Semiconductor Miniature Reflective Object Sensor)
3-axis accelerometer (Freescale MMA7455L)
RF radio for communication (Nordic Semiconductor nRF24L01+)
Micro USB connector for programming, debugging, and charging
IR receiver
2 DC motors
Top light diffuser
Selector

To learn more about Elisa-3, please visit its wiki page

Elisa-3 wiki page