The CD-208 controller is not only a very reliable, and highly exact conductivity measuring instrument (1µS) with an 4-digits LCD display but it also serves also for the regulation of the CD value in liquids e.g. water in ponds, aquarium, swimming...

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The RGB submersible lights are battery operated, powered by 3 x AAA batteries(not included). Controlled by an IR remote controller (signal range: 32 ft/8-9meters), within 3~4 meters, the remote effect is best,working with 1x CR2025 button cell...

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