Telli Health 4G Peak Flow Meter

$74.99 one time, and
$24.00 / year with 1 year free trial

Shipping calculated at checkout.

In stock

Introducing the world’s first cellular-enabled Peak Flow Meter, designed to effortlessly measure both Forced Expiratory Volume in 1 second (FEV1) and Peak Expiratory Flow (PEF). This device marries the precision of medical-grade measurements with the convenience of modern technology, allowing individuals to monitor their lung function with unparalleled ease.

Its user-friendly interface and seamless connectivity via cellular networks empowers users to effortlessly track their respiratory metrics, enabling early detection of changes and timely interventions.

Telli Health devices offer an innovative approach to Remote Patient Monitoring, providing straightforward, user-friendly devices that don’t rely on Bluetooth, WiFi, or long and complex setup processes. Our devices ensure seamless data transmission, making it easier for patients to manage their health and for healthcare providers to monitor patient conditions in real-time.

Pricing Breakdown:

One-time device fee includes 12 months of cellular connectivity. Annual fee of $24 is charged after 12 months and is recurring every year as long as the device is active.

Contents of Order:

1 x Peak Flow Meter

2 x AAA Alkaline Batteries

1 x Instruction Manual


  • Easy to use Peak Flow Meter
  • Measures FEV1 and PEF
  • 4G Cellular enabled
  • Power Supply: 2 x AAA Alkaline Batteries
  • Lightweight and small in size – only 52g and 142 x 48x 56mm
  • LCD Display
  • Test Method: Pressure Sensor
  • Measurement Range: Volume 0.5 ~ 8L   Flow Rate: 60L/min ~ 840L/min


  • Product Name: Peak Flow Meter
  • Model: SMPF2S
  • Power Supply: DC3V (2 AAA Alkaline batteries)
  • Display: Segment LCD
  • Test method: Pressure Sensor
  • Measurement range: Volume: 0.5 ~ 8L    Flow Rate: 60L/min ~ 840L/min
  • Accuracy: Volume: ±3% or ± 0.05L (whichever is greater)
  • Flow Rate: ±10% or ±10L/min of reading (whichever is greater)
  • Airflow resistance: 0.06 kPa/L/min
  • Flow Rate Frequency response: ±12% or ±15L/min (whichever is greater)
  • Working way: Continuous operation
  • Operating environment: +10°C ~ +40°C; < 80% RH
  • Operating atmospheric pressure: 700hPa ~ 1060hPa
  • Transport, storage environment: -10°C ~ +55°C; <95% RH
  • Transport, storage of atmospheric pressure: 500Pa ~ 1060Pa
  • Weight: 52g
  • Size: 142*48*56mm


Download Product Sheet 

Download How To Take A Reading Manual (for patients and device users)