Dimensions 73x45x36 mm, magnetic absolute multi turn encoder with high resolution 720 steps per turn (0,5 angle degree). Data communication RS485 serial bidirectional master and slave 19.2k Baud (encoder = slave). Power supply 10-30 Vdc and 30 mA power consumption. Long battery life time up to 10 years depending on usage. Moulded electronic circuit for humidity and vibration protect.