ACEIRMC 3pcs L293D DC Motor Drive Shield Stepper Motor Drive Shield Expansion Board for Arduino Duemilanove Mega R3 AVR ATMEL

Features: 2 interface for 5V Servo connected to the high-resolution dedicated timer - no jitter! Can drive 4 DC motors or 2 stepper motors or 2 Servo Up to 4 bi-directional DC motors with individual 8-bit speed selection Up to 2 stepper motors (unipolar or bipolar) with single coil, double coil or interleaved stepping. 4 H-Bridges: per bridge provides 0.6A (1.2A peak current) with thermal protection, can run motors on 4.5V to 36V DC Pull down resistors keep motors disabled during power-up reset button 2 external terminal power interface, for seperate logic/motor supplies Tested compatible for Mega, Diecimila & Duemilanove Package included: 3 x L293D Motor Drive Expansion Shield Board