Features:
Rechargeable battery built inside;
Red/Green Glasses and one pen light included;
Nice case for safe storage.
Strabismus Amblyopia Optometry Worth 4 Dot Test with Red Green Glasses
Product manual:
The four round hole-shaped lights of the inspection surface of the lamp are arranged in a prismatic shape. Horizontal two for the green, vertical two (above the red) side for the red, the bottom is white. Check the inspectors to bring red and green glasses. In accordance with the habit, the general right eye for the red lens, left eye for the green lens.
Specifications:
Product Name: Worth 4 dot
Material: high strength alloy material
Battery: with 18650 Battery
Size: 15cm x 4.5cm (APPROX)
Processing time
According your order list. we will supply delivery time .
Commonly is 5-7 work days after we confirm payment
Shipping time
By Express : 3-7 days . Door to door service
By Air : 3-7 days . (the goods arrival at your local air ports
By sea : 30-40 days (the goods arrival at your local sea ports )
PS : by air or by sea, if you need door to door service, please tell us . we will help you checking the extra door to door cost.
How many months warranty do you provide ?
one year
What should I do if the machine have question ?
For ensuring all the items are in good quality, we will test all products before the packages were sent out. Once the machine have some question, please don't worry. kindly send us some images of the situation , Video and machine series, and explain the question in where . we will supply solution to you deal soon.
What should I do if the spare parts is broken in Warranty ?
If in Warranty, some spare parts broken in the Use. kindly supply picture or video , and machine series number .
We will send the spare parts by express to you soon.. and we bear express cost .
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