Elesa (UK) Ltd
Video: DD51-E - Direct drive electronic position indicators with battery power supply from Elesa
ELESA - DD51-E - Direct drive electronic position indicators with battery power supply (video/tutorial) - Features and functioning http://www.elesa.co.uk/en/rotary-controls/direct-drive-electronic-position-indicators-with-battery-power-supply-dd51-e
Click here for more Videos from Elesa (UK) Ltd...