sonotrax vascular doppler sensor 4mhz , 5mhz and 8mhz available

Description

This is a FDA approved device . Do not take risk to buy Non-FDA approved device .
If you alreay have the sonotrax ultrasound doppler , fetal monitor doppler , you need another proble with different frequency sensor . Here is the place.
Shipping Policy :
1) Usually we ship via US Postal service . For free or standard shipping , we usually ship 1st class mail . For Expedite service we usually ship via USPS Priority mail . For 1 day Shipping , we ship via USPS Express mail . We may choose other shipping methods if the deliver time is not longer than above mentioned methods. However we do not guarantee item will be delivered in the time frame estimated by Ebay because the performance of parcel carriers. We do guarantee we will use the shipping methods you paid for . If we did not use correct shipping methods , we will refund you shipping cost.
2) Returning Shipping : Buyer pays returning shipping for any reason. NO EXCEPTION .  We pay shipping cost for shipping from seller  to buyer for exchange or service.
3) Most items will be shipped in 1 business day after the payment is cleared. If we can’t ship on time, we should contact the buyer to explain the reason . Most times the delay is caused by USPS undeliverable addresses provided by the buyer.
4) For Medical Device , we do not ship to Brazil because Brazilian regulation .