Pressure Check Automatic Blood Pressure Monitor

Blood PressureMonitor Automatic Upper Arm\nProtect this device against high temperature, high moisture and direct sunlight.\nIf the device was stored in a cold place lower than ice degree, please put the device in a warm place at least 1 hour before use.\nRemove the batteries if the device is to be stored for a long time.\nKeep the batteries far from the children.\nTransport and storage environment:\n-20?C to + 50?C, 85% and below, 500hPa to 1060hPa. Operation environment:\n+10?C to + 40?C, 85% and below, 800hPa to 1060hPa.