Electrical Contact Gauge for measuring the water level in wells, also under noisy conditions. Only water can set off the light. Supplied with metal case.
Electrical Contact Gauge for measuring the water level in wells, also under noisy conditions. Only water can set off the light. Supplied with metal case.
Electrical Contact Gauge for measuring the water level in wells, also under noisy conditions. Only water can set off the light. Supplied with metal case.
Electrical Contact Gauge for measuring the water level in wells, also under noisy conditions. Only water can set off the light. Supplied with metal case.
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