Replacement BTI battery for PHILIPS MEDICAL INTELLIVUE MP20 MP30 MP40 MP50 MP60 MP70 M4605A Philips Healthcare 865297 86606 866062 866064 866066 M2702A M2703A M8105AS M8105AS M8001A M8002A M8003A M8004A M8105A M8105AS M8105AT MX400 MX430 MX450 MX500