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eufy Security eufyCam S4,4K Solar Camera Wireless Outdoor, Triple Lens Bullet-PTZ Cam, 360° View, 8X Auto Zoom, AI Recognition,AI Track, Color Night Vision, 0 Monthly Fee, Local Storage
eufy Security eufyCam S4 is positioned in smart home and sourced from eufy retail listing.
United States
Eufy standard store return policy
Processing normally begins in 1 to 2 business days, with final delivery estimate confirmed by carrier route and destination.
Sold signals are based on current catalog demand, reviews, and shopping activity indicators.
A practical pick inside the Smart Home department.
eufy Security eufyCam S4 is positioned in smart home and sourced from eufy retail listing.
Key selling bullets
- Revolutionary Triple-Lens Bullet-PTZ Camera: A single groundbreaking device that replaces and outperforms separate bullet and PTZ cameras. The upper 4K bullet lens delivers a 130° fixed wide view, while the lower 2K dual-lens PTZ offers 360° smart tracking and zoom.
- Bullet-to-PTZ Tracking and Auto-Framing: Once the bullet cam detects a subject, the PTZ camera instantly locks on, tracks, and zooms in to capture details up to 164 ft away. When more subjects enter the frame, it automatically zooms out to ensure they all stay visible.
- Powerful Solar-Charging with SolarPlus: Stay charged year-round with a 5.5W ultra-large solar panel and SolarPlus 2.0. Just 1 hour of direct sunlight a day keeps the camera running, and the detachable design makes setup easy and flexible.
- Great on Its Own: eufyCam S4 can work independentlyno HomeBase needed. It features on-device AI for smart human, vehicle, and pet detection. It comes with 32GB built-in storage, expandable up to 256GB via microSD (not included).
- Better with HomeBase S380: Unlock BionicMind AI to differentiate family from strangers. With 16 GB built-in storage, expandable up to 16 TB, rest easy knowing your videos are stored securely. Use the latest eufy app and update HomeBase S380 to V3.7.2.8+ to enable 24/7 recording and Snapshots. Other HomeBases (S280/Mini/Professional) and eufy NVR are not supported.
Average product rating
Customer review count
Recent retail demand indicator
Model reference
Fit summary, How to measure, and Size guide.
Electronics fit means model compatibility, setup space, port matching, and accessory pairing rather than clothing measurements.
Best suited for shoppers comparing smart home gear by device role, model reference, and everyday setup need.
Check product dimensions, connector type, desk or bag clearance, and existing device compatibility before adding to bag.
Use the parameter table, model field, and package notes as the size guide for electronics fit, ports, and accessory pairing.
Product parameters and listing details.
Each PDP keeps a structured parameter table so customers can compare beyond the headline image and price.
| Spec 1 | Brand: Eufy |
|---|---|
| Spec 2 | Series: eufyCam S4 |
| Spec 3 | Part Number: T8172 |
| Spec 4 | Camera Type: Solo Cam |
| Spec 5 | Type: Wireless Camera |
| Spec 6 | Wireless: Yes |
| Model | T81721W1 |
| Warranty | Eufy standard store return policy |
| Ships from | United States |
Ratings and buyer notes from customer verified reviews.
Review content is included on every product page with rating, sold count, and buyer feedback for the full storefront social-proof pattern.
The product detail page made it easy to compare specs before ordering. Packaging was neat and support answered my delivery question quickly.
Good category mix and the listing matched what I expected. I especially liked having model, warranty, and shipping notes in one place.
The accessories and main device recommendations were practical together. It felt like a real catalog, not just a single promo page.
Quick buyer questions.
Practical answers for purchase, delivery, warranty, and return handling.
The package contents follow the specific retail listing and selected variant. Please review the model and spec table before purchase.
This listing shows shipping origin as United States.
Eufy standard store return policy
Eligible returns are handled under the store return policy as long as the item is complete, unused where required, and reviewed within the stated window.
Stay inside the same intent cluster.
Cross-sell stays close to the section the shopper is already browsing.
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