20 Dec 2018 Taking Blood Pressure – Manual Blood Pressure Monitor Singapore Ozeri CardioTech BP3T Spyder Wireless ECG : Instructions for usethis is 11 Nov 2014 Ozeri CardioTech BP3T Upper Arm Blood Pressure Monitor With . As far as I can tell from the User Manual that came with the product, it says the margin of12 Apr 2016 Please read the. Important Safety Information in this instruction manual before using the wet hands. (Battery To inflate the cuff manually, refer to Chapter 3.4.