eufy Smart Sock S340

- Monitor What Matters Most from Anywhere:Have peace of mind seeing and knowing your baby's vitals are always being monitored and always available on your smartphone.
- A Full Picture of Your Baby's Wellness:Track more than just regular sleep patterns, including naps, heart rate, and blood oxygen levels. Get daily sleep reports based on customizable sleep tracking sensitivity.
- Know When You're Needed:Get instant notifications when your baby cries, vitals change, or the sock detaches. Customize the alerts you want to see for a personalized parenting experience.
- Clear View, Day and Night:Capture delicate details with 2K crystal-clear clarity and see everything happening in your baby's room. The camera comes with a non-invasive night vision that lets you monitor closely, even at night.
- Optimized for Accurate Data and Reporting:Get customized tracking and reports on your baby's sleep patterns with optimized algorithms and a fresnel lens. See key data like heart rate and blood oxygen levels over the past 48 hours.
- Comfortable and Easy to Wear for 0–18 Months:With 24-hour Battery Life, the Smart Sock is dirt-resistant, flexible, soft, and washable, coming in 3 sizes so it grows with your baby.
- HSA/FSA Eligible.


- Fast, Free Shipping
- 30-Day Money-Back Guarantee
- Hassle-Free Warranty
- Lifetime Customer Support
Quick Intro
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Get instant notifications from your phone every time your baby is awake or fussy, or when the room temperature is out of the normal range.

The base glows green to indicate that your baby is doing fine. A sound and a red light from the base lets you know that you should check on your baby.

By using a Fresnel lens, infrared light can be refracted better for stronger optical signals for accurate measurements.

Smart Sock is made of breathable and washable material. It comes in 3 sizes, covering babies from 0-18 months and can be snugly worn on either foot.

The long battery life of eufy Baby Smart Sock enables up to 24 hours of tracking on a single charge so you can have a good night's sleep.

The base also serves as a charging pad. Strong magnets hold the sensor on the sock in place while it charges, so you can just drop it and go.
Product Comparison

(Sleep time, heart rate, movements, history analysis)

(Sleep time, heart rate, movements, history analysis)
Specs
Product Dimensions
Sensor 42mm*38mm*13.5mm (without sock wrap)
Base 80mm*80mm*32mm
Camera 81mm x 81mm x 107.3mm
Package Dimensions (L x W x H)
230mm*189mm*175mm
E8340132: 230mm*98mm*175mm
E8360121: 230 x 90.5 x 175mm
Weight
Sensor 8g (without sock wrap)
Sock Wrap 4g/4g/5g (different size)
Base 123g
Camera 210g
Power supply
Sensor 80mAh Rechargable Battery
Base 5V/1A AC Power
Camera 5V/2A AC Power
Ports
USB-C
Notes
- All images are for illustration purposes only.
- Motion detection is not supported.
- Disclaimer: eufy Baby Smart Sock is not a medical device. It is designed and intended to provide insights into your baby's sleep patterns and help with your baby's general sleep habits. Smart Sock is not intended to and cannot be used to diagnose, treat, cure, or prevent any disease or condition, including but not limited to, sudden infant death syndrome (SIDS).
FAQ
Is eufy Baby Smart Sock safe for my baby?
Yes, eufy Baby Smart Sock is safe for daily use with your baby when used as instructed. The sensor tracks your baby's sleep via light reflections (PPG technology) and baby's movements. The sock uses high-quality fabric that wraps comfortably on your baby's feet. All components of the smart sock are carefully selected and manufactured with quality in mind. We have collaborated with parents like you and engaged in rigorous tests to make sure the sock is safe for all.
Does the device generate any radio emmisions that would harm my baby?
Smart Sock is not harmful to the baby as it has been tested and meets the applicable limits for radio frequency (RF) exposure. The sock connects with the base periodically via Bluetooth Low Energy 5.0 (2.4GHz) that has low power output. The base and camera connect to your phone via Wi-Fi like any other Wi-Fi-connected devices in your room.
Will Smart Sock cause a choking hazard to my baby?
Smart Sock is safe for your baby and meets the safety standards. As a precaution, keep the sock sensor away from your baby's mouth.
How many sock sizes are included in the box?
Smart Sock comes in 3 sizes that fit most children up to 18 months old or weigh up to 30 lb. All sizes are symmetrical and can be worn on either foot.
How does Smart Sock track my baby's sleep?
Our sleep algorithm detects the baby's current sleep state based on movements and heart rate. You can use the sock to track daytime naps and nighttime sleep. External activities will affect sleep detection, such as sleeping in a moving stroller, in a car, in a moving bassinet, or being carried in your arms. The sleep detection algorithm best suits a baby sleeping in a bed/crib.
Do I need to pay extra to access video clips or sleep data like other smart baby monitors?
No monthly subscription fee or long-term contract is required. You can access your baby's sleep data, history, and reports at zero cost.
What do Smart Socks do?
eufy Smart Socks S340 is designed to monitor a baby's vital signs, including naps, heart rate and oxygen levels. It provides real-time data through eufy Baby app, alerting parents if there are any irregularities. This helps ensure the baby's safety and gives parents peace of mind. Additionally, the smart sock are comfortable and easy to use, making them an essential tool for modern parenting.
Can you wash the Smart Sock?
Yes, eufy Smart Sock S340 is washable. It's designed for easy cleaning to maintain hygiene and comfort for your baby. Simply follow the care instructions provided in the product manual to ensure proper washing and longevity of the smart sock.
























