[. . . ] If you use the product for purposes other than those described above, the product may be damaged. In addition, improper use can cause hazards such as short circuiting, fire, electric shock etc. Make this product available to third parties only together with its operating instructions. All company names and product names are trademarks of their respective owners. [. . . ] €¢ Do not operate the device with wet hands or while standing on a wet floor. €¢ Protect the device from getting in contact with chemicals. €¢ Do not use the device near gas or inflammable materials such as alcohol, pesticides, fuel, etc. €¢ The device is not intended to be used by persons (including children) with reduced physical, sensory or mental abilities or lack of experience and / or lack of knowledge unless they are supervised by a person responsible for their safety or have received instructions on how to use the device. €¢ Children should be supervised to ensure they do not play with the device. €¢ Do not use the device if it has fallen down or shows any visible damage. €¢ Consult a professional if you require assistance with product operation, safety or connection. • Maintenance , modifications and repairs are to be performed exclusively by an expert or at a qualified shop. €¢ If you have questions which remain unanswered by these operating instructions, contact our technical support service or other technical personnel. B) (Rechargeable) batteries • Correct polarity must be observed while inserting the (rechargeable) batteries. €¢ (Rechargeable) batteries should be removed from the device if it is not used for a long period of time to avoid damage through leaking. Leaking or damaged (rechargeable) batteries might cause acid burns when in contact with skin, therefore use suitable protective gloves to handle corrupted (rechargeable) batteries. 18 • (Rechargeable) batteries must be kept out of reach of children. Do not leave (rechargeable) batteries lying around, as there is risk, that children or pets swallow them. €¢ All (rechargeable) batteries should be replaced at the same time. Mixing old and new (rechargeable) batteries in the device can lead to (rechargeable) battery leakage and device damage. €¢ Rechargeable batteries must not be dismantled, short-circuited or thrown into fire. €¢ Pull apart the air outlet hose by pulling slightly on both ends. €¢ Screw both adapters clockwise onto the ends of the air outlet hose. The window mount is designed exclusively for use with sliding windows (horizontal + vertical). €¢ Close the window as far as possible to fasten the window mount. €¢ Install the air outlet hose adapter (5) on the back of the product. [. . . ] • Install a suitable drain hose (not included) where required. Cleaning and care a) General Under no circumstances use aggressive cleanings agents, cleaning alcohol or other chemical solutions since these can penetrate the housing or impair functionality. €¢ Disconnect the product from the power supply before cleaning. €¢ Let the filters dry thoroughly before replacing them. [. . . ]