Battery Life: Approximately 300 times of measurement when using alkaline batteries.
Electric shock Protection: Internal power supply appliance type B
Features
Clinically proven accuracy
Fully automatic unit,easy to use
Compact and delicate design
Memory recall to help track progress
AC A dapter and four "AA"batteries are included
-> Clinically proven accuracy -> Fully automatic unit,easy to use -> Compact and delicate design -> Memory recall to help track progress -> AC A dapter and four "AA"batteries are included