It's LED inner water spray, the price is good for this kind of handpiece, thanks for your kindness!

Though this is my first time to buy things on Alandental, I am very satisfy with their product and the helpful service, the whitening machine is performing very good, also their free shipping is very fast. Thanks.

I am very satisfied with the product i bought from your site and i am very pleased with the fast shipping,i dident expect to arrive in 3 days only.

This one is good, i saw it on Ebay which is more expensive, but it just have half year warranty, and i got the package in good condition, i am now considering to take one sensor machine.

free shipping is very comfortable for customer,thanks very much, the unit is very good after long time delivery, will keep ordering.

very easy to use, it's really the product with high quality at reasonable price, thanks..will try other items soon. The light is just fit the customers request.

This is my first purchase from your site, great price and fast shipping! The products are in good condition. I will order few days later! Thanks.