1. Name of the productNenko Interactive – Bubbel tube 100 x15 cm2. Product code197720953. ColourAs pictured4. DescriptionBubble units are essential in any multisensory room or sensory area. Our bubble units are:- visually attractive due to the changing, coloured light- soothing by the movement of the bubbles- relaxing due to the heat and vibration of the tube- maintenance-friendly due to LED lightingWith LED lighting for maintenance-free use. Works on 220 volts. About 18 liters of water go into thisbubble unit.5. Included1 x Bubbelunit6. SensorystimulationsSee7. Commissioning1. Before the bubble unit can be put into use, it must be on a fixed, non-sloping surface.2. Then carefully unpack the bubble unit.3. By filling 1/2 liter of demineralised water, check that the hose connection and the bubbleunit are waterproof.4. Fill the tube up to a maximum of 40 mm from the top edge.5. Please note! When filling, no water should run out from under the bubble unit.8. Technical informationSize: 15 x 100 cmPower supply: 220V9. Maintenance• The plexiglass tube should only be cleaned with a damp cloth (do not use detergent!)• Due to evaporation of the water, it is normal to refill the tube regularly.• Over time, the water may become cloudy, then empty the entire tube, clean it thoroughlyand refill again.• We recommend using a bubble unit pump. You simply hang the pump in the tube, put theother end (the tube) in a bucket and you turn on the pump. Be careful that you empty thebucket in time!