the differet brand medical thermometer ,which is for the medical with standar ,the accuracy which is 36.5 and up andown is 0.2 degree ,we are able to offer larger quantity with good price and fast shipment , the instrucition is english which can be easy understand ,please feel free to us by the and we will respon you in 24 hours ,the order will be ship out in 24 hours after you send the order to us and the shipment can be send by DHL,EMS,UPS,FEDEX,TNT ,you will get your order at home in 3-5 days