Add on item. No sale individually. Only sell and ship with another item purchased in my store simultaneously (not another add-on item. Could be a regular item or a sale item).

365nm Uv Light 

Note: Not 395nm Normal Uv Light, Not For Illumination.

Its function: Identification if jade is a B C fake jade or has a filling enhancement. 

How? Under 365nm ultraviolet light, B C jadeite will show a fluorescence reaction.

Requires an AA battery This is not included in our package.

Important note: It can detect B C. But it can't tell if there is polish powder dyeing.

Add-on items are the types of small items that are cost-prohibitive to ship by themselves. In fact, these items can only be purchased if customers add them to an existing item in my store, bringing their total order to US$35 or more. So, they may have free shipping of the order.