Water Level Alarm This water level alarm comes with three sensors, a run-dry sensor and two overflow sensors. Each sensor comes with a holding device which can be attached with silicone or can be clamped to horizontal or vertical panes. The holding devices can also be combined. The control unit has an optical indicator for each sensor and an alert sound emitter.

Osmolator Water level regulator with two sensors suitable for use in cabinet filters, in Comline filters or directly on the edge of the aquarium. Scope of delivery: ready for mounting with power supply unit 12 V, metering pump, hose, magnet holder for sensors.