User's Manual

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Table Of Contents

User Manual

Smart Watch

IW2, IW3

Thank you for purchasing our products. This manual addresses the safety guidelines, warranty,

and operating instructions. Please review this manual thoroughly before operating your device.

All pictures in this manual are for illustration purpose only. Actual product may vary due to

product firmware upgrade and app upgrade.

Warranty

We strive to build our products with the highest attention to detail and craftsmanship. However,

sometimes there are occurrences of a defect, so we are happy to offer a ONE-year hassle-free

warranty on all our devices as we continue to make amazing products. Please contact us if you

have any questions about our devices.

Important Safety Instructions

The device contains electrical equipment that may cause injury if not used properly. For example,

prolonged contact may contribute to skin allergies for some users. To reduce irritation, please

read the safety guidelines on the following pages to ensure proper use and care.

‐ Do not expose your device to liquid, moisture, humidity or rain while charging; do not

charge your device when it is wet, as this may result in electrical shock and injury.

‐

Keep your device clean and dry. Do not use abrasive cleaners to clean your device.

‐ Consult your doctor before use if you have any preexisting conditions that might be

affected by using this device.

‐ Do not wear it too tight. If your device feels hot or warm, or if it causes any skin irritation

or other discomforts, please discontinue using your device and consult your doctor.

‐ Do not expose your watch to extremely high or low temperatures.

‐ Do not leave your watch near open flames such as cooking stoves, candles, or fireplaces.

‐

This product is NOT a toy – never allow children or pets to play with this product. Always

store the product out of the reach of children. The devices themselves or the many small parts

they contain may cause choking if ingested.

‐

Never try to abuse, crush, open, repair or disassemble this device. Doing so will void the

warranty and can result in a safety hazard.

‐

If any parts of your product require replacement for any reason, including normal wear

and tearor breakage, please contact us.

‐

Do not use your device in a sauna or steam room.

‐ Dispose of this device, the device’s battery and its package in accordance with local

regulations.

‐

Do not check any notifications, GPS, or any information on your device’s display while

driving or in other situations where distractions could cause injury or hazard. Always be aware

of your

Summary of content (19 pages)

PAGE 1
User Manual Smart Watch IW2, IW3 Thank you for purchasing our products. This manual addresses the safety guidelines, warranty, and operating instructions. Please review this manual thoroughly before operating your device. All pictures in this manual are for illustration purpose only. Actual product may vary due to product firmware upgrade and app upgrade. Warranty We strive to build our products with the highest attention to detail and craftsmanship.
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surroundings while exercising. Battery Warnings A lithium-ion battery is used in this device. If these guidelines are not followed, batteries may experience a shortened life span or may cause fire, chemical burn, electrolyte leakage, and/or injury. ‐ Do NOT disassemble, modify, remanufacture, puncture or damage the device or batteries. ‐ Do NOT remove or attempt to remove the non-user-replaceable battery. ‐ Do NOT expose the device or batteries to fire, explosion, or other hazards.
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‐ Do NOT wash the watch with household cleanser. Please use soapless detergent, rinse thoroughly and wipe with a soft towel ornapkin. ‐ While the watch is water resistant, wearing a wet band is not good for your skin. If your bands get wet—for example after sweating or showering—clean and dry them thoroughly before putting them back on your wrist. ‐ ‐ Be sure your skin is dry before you put your bands back on.
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. Remove the watch from the power supply once fully charged. • USB charger requirement: DC USB port(5V-500mA) • Charging time: Approximately 2hours Disassembling / Assembling Your Watch Disassembly 1. 2. To remove the wristbands, turn over the watch and find the quick-release lever. While pressing the quick-release lever inward, gently pull the wristband away from the watch to release it. 3. Repeat on the other side. Assembly 1.
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3. When both ends of the pin are inserted, release the quick-release lever. Wearing Your Watch All-day wear and exercise For all-day wear when you’re not exercising, wear the device on your wrist horizontally, a finger’s width below your wrist bone and lying flat, the same way you would put on a watch. For optimized heart rate tracking, keep these tips in mind: 1. Experiment with wearing the watch higher on your wrist during exercise.
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Note: The Letsfit app is only compatible with smartphones, not tablets or PCs. Smart Phone System Requirements 1.iOS 11.0 & higher 2.Android 6.0 & higher 3.Bluetooth 4.0 & higher Account Registration and Login Please register an account with a valid email address. After registration, check your email box to complete email verification, and then tap "Verified" to log in. Pairing the Watch with Your Phone Please pair the watch with your phone in the Letsfit app, NOT in the Bluetooth settings of your phone.
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2) Open the Letsfit app on your smartphone and go to the "Settings" page, tap "+ Pair new device", then your smartphone starts searching devices. 3) Tap "IW2, IW3", and your smartphone starts scanning. 4) Use the Letsfit app to scan the QR code on the watch screen to connect the watch to your smartphone. Notes: • You can also search this device in the app to pair (Go to "Settings" page → "+ Pair new device" → "IW2, IW3" → tap "Search Devices").
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Getting to Know Your Watch Basic Operation Turn on/off the watch: Press and hold the function button for 3 seconds. Wake a dimmed screen: Press the function button or turn your wrist towards you. Return to the home screen: Press the function button. Return to the previousinterface: Swipe the screen to the right. Watch Interfaces This is a touch screen; swipe the screen to go to different interfaces, and tap to enter the function. The home screen is the clock.
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(fig. 1) After the watch is paired with your watch, the home screen will display the time and date. You can customize the home screen by following the steps below: Method 1: 1) Tap and hold the home screen. 2) Swipe to choose one and tap to confirm. Method 2: 1) Open the Letsfit app, go to the "Settings" page → "IW2, IW3" → tap "Watch Faces". 2) Select a watch face or choose a photo in your phone album to display on the home screen. 3) Tap "Confirm" to finish setting.
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on the watch. • Record your daily trainingdata. • Tracks your real-time heart rate automatically and continuously. • Measure your blood oxygenlevel. • Tracks your daily steps, calories burned and distance data. • Check your daily sleep data. • Guides your breathing for a relaxation. • Set different alarms on the watch or in the app to make the watch vibrate to remind you. • Use the stopwatch to make your exercise more standardized. • Customize your timer.
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GPS connection fails During sports Swipe the screen up or down to flip through exercise data. End the sport Press the function button and tap " " to end the sport and tap " toconfirm. Exercise data is displayed after the exercise has ended. Swipe up the screen to flip through exercise data: Notes: • After ending an exercise, you can view detailed data and graphs in the app (Go to the "Training" page, swipe down the page to synchronize data, and tap the exercise you just ended).
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• Data of exercises less than one minute will not be saved. • When the battery level is less than 10%, the watch enters battery save mode, at which you cannot start a sports mode. Please charge the watch to operate it again. 2) Recording Training Data When you finish a training, you can tap "Training record" in the function list to view your detailed training data including steps, distance, clories burned, average pace, average speed and etc.
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Before measuring, wear the watch a finger-width below the wrist bone and a bit tighter than usual. 1) Tap "Blood Oxygen" to enter the blood oxygen level detection mode. 2) When measuring, keep your arm flush with your chest and the watch screen facing up. Keep your arm still to ensure the accuracy of the data. 5) Tracking Daily Activity Data The watch tracks your all-day activity data, including steps, calories burned and distance.
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8) Setting Alarms Method 1: 1. Swipe the screen of the watch and tap "Alarm" in the function list. 2. Tap "+" to add an alarm. Set the alarm time, and repeattime. 3. Tap " to save your setting. Note: You can set up to ten alarms on the watch. Method 2: 1) Go to the "Settings" page in the Letsfit app and tap "IW2, IW3". 2) Tap "Sleep Alarm" to enter the alarm setting interface. 3) Tap "Add" to add an alarm. 4) Set the alarm time, title, vibration period and repeat time.
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Tap " Notes: " on the watch screen to reject thecall. • Only when "Notification alerts" is enabled in the app ("Settings" page → "IW2, IW3" → "Notification alerts", turn on "Notification alerts"), will calls be notified. • When the "Do not disturb" function is enabled in the app ("Settings" page → "IW2, IW3" → "Do Not Disturb") or on the watch (Status bar → ), calls will not be notified on the watch during the do-not-disturbperiod.
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1. Swipe the screen of the watch, and tap "Timer" in the function list to enter the setting interface. 2. Choose the countdown time or customize your timer. Basic Specifications Model No.: IW2,IW3 Sync: Bluetooth 5.0 Screen: 1.4" TFT LCD Battery Capacity: 250mAh Working Voltage: 5V-500 mA Working Temperature: -10℃ to 40℃ Weight: 1.
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Bluetooth connection range is 10 meters and can easily be reduced by walls, furniture, etc.) 2. The Letsfit app is closed on the phone. (This can occur automatically under certain circumstances.) To reconnect the watch to your smartphone, please kindly take the following steps: 1. Go to your smartphone system Settings, find the Letsfit app, and enable the Location and Bluetooth. 2. Clear all running / background processes on your smartphone.
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FCC Statement This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
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ISED Statement • English: This device complies with Industry Canada license ‐ exempt RSS standard(s). Operation is subject to the following two conditions: (1) This device may not cause interference, and (2) This device must accept any interference, including interference that may cause undesired operation of the device. The digital apparatus complies with Canadian CAN ICES‐3 (B)/NMB‐3(B).