1200X Microscope Manual Supervision by Adults Chemicals Risk of Material Damage DISPOSAL Microscope Care Read and follow the instructions, safety  rules, and first aid information. This microscope set is intended for chil- dren older than age 8. Children should  only use this device under adult supervi- sion. Never leave a child unsupervised  with this device. Accessories in this experimental kit may  have sharp edges and tips. Please store  the device and all of its accessories and  aids out of the reach of young children  when not being used due to a risk of  injury. Warning! Not suitable for children  under 3 years of age. Contains functional  sharp points and edges. This device contains electronic compo- nents that are powered by batteries. Ne- ver leave a child unsupervised with this  device. Batteries should be kept out of  children’s reach. When inserting batte- ries, please ensure the polarity is correct.  Insert the batteries according to the dis- played +/- information. Danger of Fires and Explosions! Do not expose the device to high tempera- tures. Use only battery types recommen- ded. Never mix old and new batteries. Re- place all batteries at the same time. Never  mix Alkaline, standard Carbon-Zinc, and  rechargable Nickel-Cadmium batteries. Never short circuit the device or batteries  or throw either into a fire. Exposure to high  temperatures or misuse of the device can  lead to short circuits, fires, or even explo- sions. Leaking or damaged batteries can  cause injury if they come into contact with  the skin. If you need to handle such batte- ries, please wear suitable safety gloves. Do not subject the device to temperatures  exceeding 140°F. Remove batteries from device before  cleaning. Tips on Cleaning Clean the exterior of device with a dry  cloth. Do not use cleaning fluids to avo- id causing damage to electronic com- ponents. Clean the lens (objective and  eyepiece) with only a soft, lint-free cloth,  like a microfiber cloth. Do not use exces- sive pressure—this may scratch the lens.  Protect the device from dust and moistu- re. Store the device in the in its original  packaging. Batteries should be removed  from the device if it will not be used for a  long period of time.  Any chemicals and liquids used in con- junction with the device should be kept out  of reach of children. Do not drink any of  the chemicals contained in this set. Hands  should be washed thoroughly under run- ning water after working with these che- micals. In case of accidental contact with  the eyes or mouth, rinse the affected area  with water. Seek medical treatment for ail- ments arising from contact with the che- mical substances, and take the chemicals  with you to the doctor. Keep packaging materials, like plastic  bags and rubber bands, away from child- ren, as they pose a risk of suffocation. Dispose of packaging materials as legally  required. Consult the local authority on the  matter if necessary. Never take the device apart. Please con- sult our service center and send the device  in for repair if needed. DISPOSAL Dispose of the packaging materials properly,  according to their type, such as paper or card- board. Contact your local waste-disposal ser- vice or environmental authority for information  on the proper disposal. Please take the current legal regulations into  account when disposing of your device. You  can get more information on the proper dis- posal from your local waste-disposal service  or environmental authority. National Geographic’s net proceeds  support vital exploration, conservation,  research, and education programs. 2 Customer Service: Call 1-866-252-3811