- No need for the elderly to operate the mobile phone, through simple buttons and voice interaction, it is convenient for the elderly to use and measure their daily vital sign health data - Track patient's daily vital sign health data (including blood pressure, blood glucose, blood oxygen level, weight, temperature, etc.) via Bluetooth devices - Daily voice reminders can be set to remind the elderly to measure blood pressure, temperature and other indicators. Recorded readings are also repeated for verification - Data will be uploaded to Doctorgram cloud server, for the medical team and the elderly's family member to know the health status of the elderly at any time