Features: 1. Function: The microscope kit can encourage scientific exploration and discovery, providing children with scientific tools in a fun way. 2. Features a refineds microscope with 100x, 400x and 1200x magnification, a powerful LED light and everything needed to collect, and view small specimens and objects. 3. Powerful LED light: Observation head with LED light for easy observation. 4. Educational Investment - A great educational investment. Get your kids an early start on their scientific career. 5. Educational Gifts: It is a great birthday gift to provide your child with wonderful science education enlightenment toys. Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Size: 11.5x7.5x23cm Magnification: 100/400/1200x Material: ABS Battery: 2 AA batteries Converter: Three-hole external oblique How to Use: 1. Put in the battery, turn on the power switch, the light is on. 2. Turn the focus knob counterclockwise to lift the lens barrel and adjust the brightness of the light. 3. Take the specimen first, put the specimen on the slide, you can cover it with another slide, because this is a children's toy model, not a professional study, so some link are omitted. Then place the slide with the specimen on the slide table and fix it on the clamp, move the specimen to the middle of the transillumination hole and adjust the objective to the uppermost side when placing the slide. 4. Adjust the objective to 400X, which is a 400x objective. Turn to 1200X, which is a 1200x objective. 5. Look at the objective lens, adjust the height of the objective lens to the lowest position with your right hand, but don't touching the cover glass, look at the objective lens with your glasses, adjust the focus upwards with your right hand a little bit, adjust it until you can see a little something, and adjust it very finely until you can see the details of what you are observing. This process may have to be repeated several times for beginners until they can see clearly, it is not possible to get the right position in one go c includes: 1x Lab Microscope Set