LIGE EF4 Military Smart Watch: Military-grade durability and waterproof
For the active man who juggles work, workouts, and family time, this LIGE military smartwatch is your reliable partner. Imagine checking your heart rate during a lunch run or discreetly glancing at notifications in a meeting—it’s built to keep up with your dynamic lifestyle.
Beyond typical ruggedness, this indoor camera of your wrist offers peace of mind with its two-way audio for clear calls and Alexa compatible features for seamless smart home integration. The HD AMOLED screen stays crisp even in bright sunlight, and the motion alert for incoming texts means you’re always in the loop without pulling out your phone. With three straps, switching from a formal leather band to a sweat-resistant silicone one takes seconds, adapting to your day effortlessly.
Practical benefits shine through: the 5ATM waterproof rating lets you track laps in the pool worry-free, while the long battery life means fewer charges during busy weeks. It’s not just a home security camera for your health; it’s a tool that connects and protects, making every moment count.
Features
- Bluetooth calling and notifications
- HD AMOLED touchscreen display
- Multiple interchangeable straps
- Long battery life up to 30 days
- Health and fitness tracking
- Always-on display feature
- Customizable watch faces
- Military-grade durability and waterproof
General specs
- Brand: LIGE
- Model: EF4
- Seller: Amazon
- ID: B0D2TNRSHV
- Connectivity: Bluetooth
- Display Size: 1.96
- Display Type: AMOLED
- Sports Modes: 100
- OS Compatibility: Android, iOS
- Water Resistance: 5 ATM
- First listed by seller: 4/9/25
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Price History for seller Amazon
| Date | Price |
|---|---|
| 11/20/25 | $42.99 |
| 4/9/25 | $55.99 |
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
LIGE EF4 Black Military-grade durability and waterproof
|
LIGE EF12-C Gunmetal gray Make and answer calls directly
|
MFVLP LC210 Black Bluetooth calling and message notifications
|
Mini Sport Smart Watch White Bluetooth calling support
|
AKUMAKA G62 Pink Bluetooth calls and messages hands-free
|
AMAZTIM M3 Black Built-in GPS with 6 satellite positioning
|
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| Brand | LIGE | LIGE | MFVLP | AKUMAKA | AMAZTIM | |
| Model | EF4 | EF12-C | LC210 | HD8 mini | G62 | M3 |
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| Price | $42.99 | $42.99 | $18.99 | $13.60 | $45.24 | $159.99 |
| Seller | Amazon | Amazon | Amazon | Sunsky | Amazon | Amazon |
| Update | November 20, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 | December 9, 2025 | December 6, 2025 |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth, NFC | Bluetooth | |
| Display Size | 1.96 | 1.75 | 1.85 | 1.29 | 1.83 | 2.0 |
| Display Type | AMOLED | HD | AMOLED | IPS, TFT | HD | AMOLED |
| Sports Modes | 100 | 100 | 100 | 110 | 170 | |
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS |
| Water Resistance | 5 ATM | IP68 | IP68 | IP68 | 5 ATM | 5 ATM |
| GPS | None | None | None | None | Built-in, Dual-Band | |
| Weight | 304 | 43.5 | 0.3086471668 | 0.72 | ||
| Battery Life | 10, 15 | 7 | extended | 14 | ||
| Standby Time | 40 | 7 | ||||
| Band Material | Silicone, Steel | Metal, Silicone | ||||
| Case Material | High-strength materials | Metal | Stainless Steel | |||
| Health Sensors | Heart Rate, Blood Oxygen, Stress, Sleep Monitor | Heart Rate, Blood Pressure, SpO2 | Heart Rate, Blood Pressure, SpO2 | Heart Rate, Blood Pressure, SpO2 | Heart Rate, SpO2 | |
| Battery Capacity | 1000 | 230 | 1000 | 480 | ||
| Bluetooth Version | 5.2 | 5.3 | 5.4 | 5.0 | ||
