Weltouch Cy-210b Manual -

The unit uses a lithium battery (BR 1/2AT2N) to hold data in memory. This battery typically lasts for about 5 years before needing replacement.

Identify the four wires from your foot switch: two for Level One and two for Level Two. weltouch cy-210b manual

Gradual increase or decrease of current to prevent splashing. The unit uses a lithium battery (BR 1/2AT2N)