We collect user data with mcaretech.com when using member modeData items we collect (name, phone number, measurement data, gender, etc.)- To use the app, you need to purchase a Smart Pulse device- Smart Pulse is manufactured by Medicore Co., Ltd in South Korea- Place your left index finger on the red light inside the device and relax to get your stress level and arterial health status can be measured- Bluetooth Connection: Android 4.4 or over which support Bluetooth 4.0- Manufacturer: Medicore co., Ltd. - Website: https://www.medi-core.com