Lesley - Uncategorized MIO - Free user manual and instructions
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| Product Type | Heart rate monitor / Fitness tracker |
| Brand | Mio |
| Model | Lesley |
| Display | 1.0 inch OLED touchscreen |
| Heart Rate Sensor | Optical LED (green/red) with Mio proprietary algorithm |
| Activity Tracking | Steps, distance, calories, sleep monitoring |
| Water Resistance | IP67 (sweat, rain, splash) - not suitable for swimming |
| Connectivity | Bluetooth 4.0 BLE |
| Compatible Devices | iOS (8.0+) and Android (4.4+) smartphones |
| Battery Type | Rechargeable lithium-ion polymer |
| Battery Life | Up to 7 days (normal use) |
| Charging Method | USB charging clip |
| Dimensions (approx) | 40 x 25 x 12 mm (main unit) |
| Weight (approx) | 25 g (without strap) |
| Strap Material | Silicone (adjustable, 130-200 mm wrist circumference) |
| Operating Temperature | 0°C to 45°C |
| Storage Temperature | -10°C to 60°C |
| Cleaning Instructions | Wipe with soft damp cloth; avoid solvents |
| Safety Warnings | Not a medical device; consult physician for health concerns |
| Repairability | Battery and strap replaceable; sensor unit sealed |
| Warranty | 1 year limited warranty |
Frequently Asked Questions - Lesley MIO
How do I pair the Mio Lesley with my phone?
Download the Mio GO app from the App Store or Google Play. Turn on Bluetooth on your phone. Press and hold the button on the Lesley for 3 seconds until the LED flashes. In the app, select 'Add Device' and choose 'Lesley'. Confirm pairing.
Is the Mio Lesley waterproof?
The Lesley is rated IP67, meaning it can withstand sweat, rain, and splashes. However, it is not suitable for swimming or showering.
How do I charge the Mio Lesley?
Use the included USB charging clip. Attach the clip to the back of the device, aligning the contacts. Plug the USB end into a computer USB port or a 5V charger. A full charge takes about 1.5 hours.
Why is my heart rate not showing?
Ensure the Lesley is worn snugly just above the wrist bone. Clean the sensor on the back with a soft cloth. The sensor works best when skin is dry and free of lotion. Also, check that the app is connected via Bluetooth.
How do I reset the Mio Lesley?
To perform a factory reset, press and hold the button for 10 seconds until the device vibrates or the LED turns off. This clears all data and unpairs it from your phone.
Can I replace the strap?
Yes, the strap is replaceable. Gently push the strap pin to remove it, then attach a new strap of the same width (18 mm). Replacement straps are available from Mio or third-party sellers.
What smartphones are compatible with the Lesley?
The Lesley works with iOS 8.0+ and Android 4.4+ devices that support Bluetooth 4.0. Check the Mio GO app compatibility list for specific models.
How do I track sleep with the Lesley?
Wear the Lesley to bed. It automatically detects sleep patterns (light and deep sleep) using heart rate variability. Data syncs to the app when you wake up.
What does the LED flash mean?
A solid green LED indicates heart rate tracking. A flashing green LED means it's searching for a signal. A red LED indicates low battery. Refer to the user manual for detailed LED patterns.
How do I clean the Mio Lesley?
Wipe the device with a soft, damp cloth. Do not use alcohol, solvents, or abrasive cleaners. Avoid getting moisture into the charging port. Dry thoroughly before charging.
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