Advantages:
JHD-WR855 microscope with full optical glass elements, metal framework, 360 degree rotatable monocular head, coarse & fine focusing, and top and bottom LED illumination system that uses either an outlet (adapter included) or 3* AA batteries(not included) It offers 3 magnification settings, 200X, 500X,2000X.Including a set of operating accessories and microscope slides so that you can do biological and scientific experiments at any time!

Operation: 
1.Sure the eyepiece and diapbram get ready then put a microscope slides on the stage.Beginning with the 4X Objective. Turn on the LED Illumination.

2.Turn the focusing knob until a clear image is obtained (First you need to find the object image with the coarse focusing,then adjust the object image to the clearest with the fine focusing).

3.When the desired view is obtained under the lowest power (4X), rotate the nosepiece to the next higher magnification (10X)(40X).To sum up using the LED Illumination and coarse & fine focusing make the object image clearest and sharpest.

Features & details

• Powerful Magnification: Monocular tube built-in 2x and WF25x eyepiece with optical lens,cooperate objective lenses(4x 10x 40x),360 degree rotatable monocular head provide the magnification settings 200X 500X and 2000X.
• Coarse and Fine Focus design: More detailed and precise focus adjustment make the object image most clearest and sharpest !
• Top and Bottom LED Illumination: Top and bottom LED simultaneously brightfield ,built-in a 0.65 NA single-lens condenser with disc diaphragm provide a perfect Observation light source anytime!
• More Accessories: Come with phone adapter, wire shutter, carrying bag.operating accessories, microscope slides all allow you a prefect using experience
• Provides global after-sales service and high-quality products. If there is any dissatisfaction, there will be a 100% refund, guaranteed. This is your high-quality choice, and we look forward to your experience!

Specifications:  
Model:JHD-WR855
Magnification Setting: 200X-2000X
Eyepiece: WF25X and Tube built-in 2X
Objective Lenses: Achromatic 4X,10X,40X
The Focusing Rang : 8mm 
Head: 45 degree Inclined 360 degree swiveling
Illumination: Top and Bottom LED Lights 
Focusing system: Coarse and Fine Focus design
Power Supply:100-240V or 3*AA batteries
Net weight : 2.43 pounds   
Light source type: LED 
Material: Glass,Metal 
Colour: WR855(White) 
Item dimensions L x W x H: 15.5 x 12.7 x 28.4 centimetres  
Magnification maximum: 2000 x

Package includes: 
1 x Microscope
1 x Power Supply Adapter
1 x Phone Adapter
1 x Wire Shutter
1 x Carrying Bag
1 x Microscope Slides Set
1 x Operating Accessories Set
1 x Manual

Package Dimensions: 0.5 x 1.1 x 0.6 inches