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or photography
Chemistry Lab
It features short circuit protection on all supplies
0715750717
35 mm audio connectors
Velleman K2639 Liquid Level Controller Kit Category_Card Games or photographyGeneral Information Manufacturer Velleman Part Number K2639 Product Type Electronic DIY Kit Miscellaneous Skill Level Expert Required Skills Soldering Features LED control of set fluid level: Low, Middle, High Controller : the relay automatically switches a pump and or valve to keep the fluid level between the LOW and HIGH marks Alarm : if the sensor detects a level which is too high or too low Electronic kit, assembly required Dimensions: 9 x 2. 9 x
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