Our feedback speaks volumes so your positive feedback is welcomed. Please email me for specific details on any item. If you have any specific questions on any item please ask. SPECIFIC QUESTIONS? YOU NEED TO ASK. THANKS No unit has been modified by us. Item may not be returned without permission or just because you did not like it. Also, all items are sold as is. Since items are sold as is they are non-returnable. We certify that we will comply with all laws applicable to the sales of professional medical equipment. The buyer should be an authorized purchaser of medical equipment as per eBay’s requirements. "The sale if this item may be subject to strict regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so, do not bid on this item unless you are an authorized purchaser. 

DISCLAIMER: PLEASE NOTE: ALL ITEMS SOLD SHOULD BE CHECKED MECHANICALLY AND TECHNICALLY BY AND OR SERVICED BY A CERTIFIED TECHNICIAN. We are not HELD LIABLE FOR USE OR MISUSE OR USE OF ANY PRODUCT SOLD. WE ARE NOT LIABLE FOR ANY ITEM OR USE OF IT. (Disclaimer: all item's sold as is, for full description on any item, please contact me.) ONLY BASIC INSPECTIONS ARE DONE UNLESS STATED IN DESCRIPTION ABOVE. UNLESS SPECIFIED ALL ITEM ARE SOLD AS IS AND AS DESCRIBED. WE DO NOT WARRANTY ANY PRODUCTS OR BATTERIES THAT MANY UNITS HAVE, THEY ARE YOUR RESPONSIBILITY TO CHECK OR REPLACE IF NEEDED. IMPORTANT: IN REGARDS TO THE PURCHASE OF ALL MEDICAL ITEMS. THIS ONLY APPLIES TO MEDICAL ITEMS. All equipment should be cleaned and sterilized prior to use. Used equipment should also be cleaned before and after use. ************* THANKS AND HAVE A GREAT EBAY! (Disclaimer: all item's sold as is, for full description on any item, please contact me.