Fingertip Pulse Oximeter Blood Oxygen Saturation & Heart Rate Monitor-Black

Efficient oximeter easy to use, simply insert your finger into the chamber then it will accurately determine your SpO2 and pulse rate in seconds. Small, portable and low power consumption. Equipped withyard convenient to carry around. Features: Accurate oximeter determines your blood oxygen saturation levels and pulse rate. 4-way rotating color display, convenient for user and caregiver to check throught one pre power on. Automatically shut off in 7 seconds if there is no operation, energy saving. Built-in silicone membrane, non-slip, sweatproof and comfortable. TFT screen with large digit simple to read, even child and elder can use it with ease. Comes withyard for easy carry and can be hung anywhere you need. Note:yard' s color will be sent ly between black and blue. Specifications: Material: ABS Color: / Black (Optional) Diplay Type: TFT Display Direction: 4-way SpO2 Resolution: ±1% SpO2 Measurement Range: 70%-100% SpO2 Measurement Accuracy: 70%-100%: ±2%;