Where can I find detailed setup instructions and full compatibility information?
For full guidance, please see the user guide in the "Safety Documents" section below. It details compatible devices, installation options, and how to connect the camera to HomeBase Mini or your router.
Can C31 be used outdoors?
Yes. The product is IP66-rated for dust and water resistance, including when installed upside down. The main unit is specially sealed for weatherproofing, including the charging ports, SD card slot, and cables.
How does storage work, and do I need to buy a microSD card?
C31 has no built-in storage. Use microSD card (up to 256GB, sold separately) or HomeBase Mini. Format microSD in eufy app first. Insert into camera (standalone) or HomeBase (connected).
Can C31 support 24/7 continuous recording?
Yes.There are 2 ways:
Option 1: Use C31 Independently
Insert an SD card into the camera for 24/7 continuous recording, and footage will be saved locally on the SD card.
Option 2: Use C31 with HomeBase
Pair C31 with HomeBase to enable 24/7 recording.
Is C31 compatible with HomeBase and HomeKit?
C31 is compatible with HomeBase 3 and HomeBase Mini, but not with HomeBase 2.
Connection to HomeKit is not supported.
Compare and Choose the eufyCam that Suits You Best
 Cam C31 |  Cam S350 |  Cam E30 |  Cam E220 |  Cam S220 |  eufyCam C35 | |
|---|---|---|---|---|---|---|
Customer Reviews | — | — | — | — | — | — |
Price | — | — | — | — | — | — |
Indoor Outdoor Usage | Indoor&Outdoor | Indoor | Indoor | Indoor | Outdoor | Indoor&Outdoor |
Color Night Vision | PureColor Night Vision | Recognize Faces at 30 ft | IR (32.8ft), Color (16.4ft) | IR Night Vision | IR Night Vision | PureColor Night Vision |
Weather protection | IP66 | / | / | / | IP67 | IP67 |
Power Source | wired | wired | wired | wired | battery | battery |
AI detection | Human/Vehicle/Pet/Crying | Human/Pet/Audio/Crying | Human/Pet/Audio/Crying | Pet/Crying | Human/Vehicle/Pet | Human/Vehicle/Pet |
Resolution | 1080P | 4K UHD | 4K UHD | 2K | 2K | 1080P |
Field of view | H360°,V70° | H110°, V58° | H108°, V60° | H105°, V57° | 135° | 130° |
Local storage | Up to 256 GB microSD Card | Up to 256 GB microSD Card | Up to 256 GB microSD Card | — | Built-in 8GB EMMC | Up to 256 GB microSD Card |
Zero Monthly fee | ? | ? | ? | ? | ? | ? |
24/7 Recording | ? | ? | ? | ? | ? | ? |
Google/Alexa | ? | ? | ? | ? | ? | ? |
HomeKit | ? | ? | ? | ? | ? | ? |
At eufy we believe all great smart home products need to be thoughtfully built from the start. From whole-home security to smart cleaning solutions, eufy's technology brings you expert protection and deep cleaning that's tailored to your lifestyle and creates human-first technology that enlivens the lives of everyone around you.
Because care is what makes a house a home, everything we build is built with care for you.
eufy, Built with Care
eufyCam S4 4-Cam Kit
eufy Outdoor Camera
eufy POE NVR Security System
eufy Indoor Camera
eufy Smart Lock
eufy Doorbell
eufy Baby & Mom
Where can I find detailed setup instructions and full compatibility information?
For full guidance, please see the user guide in the "Safety Documents" section below. It details compatible devices, installation options, and how to connect the camera to HomeBase Mini or your router.
Can C31 be used outdoors?
Yes. The product is IP66-rated for dust and water resistance, including when installed upside down. The main unit is specially sealed for weatherproofing, including the charging ports, SD card slot, and cables.
How does storage work, and do I need to buy a microSD card?
C31 has no built-in storage. Use microSD card (up to 256GB, sold separately) or HomeBase Mini. Format microSD in eufy app first. Insert into camera (standalone) or HomeBase (connected).
Can C31 support 24/7 continuous recording?
Yes.There are 2 ways:
Option 1: Use C31 Independently
Insert an SD card into the camera for 24/7 continuous recording, and footage will be saved locally on the SD card.
Option 2: Use C31 with HomeBase
Pair C31 with HomeBase to enable 24/7 recording.
Is C31 compatible with HomeBase and HomeKit?
C31 is compatible with HomeBase 3 and HomeBase Mini, but not with HomeBase 2.
Connection to HomeKit is not supported.
Compare and Choose the eufyCam that Suits You Best
Cam C31 | Cam S350 | Cam E30 | Cam E220 | Cam S220 | eufyCam C35 |
|---|---|---|---|---|---|
| Customer Reviews | |||||
| — | — | — | — | — | — |
| Price | |||||
| — | — | — | — | — | — |
| Indoor Outdoor Usage | |||||
| Indoor&Outdoor | Indoor | Indoor | Indoor | Outdoor | Indoor&Outdoor |
| Color Night Vision | |||||
| PureColor Night Vision | Recognize Faces at 30 ft | IR (32.8ft), Color (16.4ft) | IR Night Vision | IR Night Vision | PureColor Night Vision |
| Weather protection | |||||
| IP66 | / | / | / | IP67 | IP67 |
| Power Source | |||||
| wired | wired | wired | wired | battery | battery |
| AI detection | |||||
| Human/Vehicle/Pet/Crying | Human/Pet/Audio/Crying | Human/Pet/Audio/Crying | Pet/Crying | Human/Vehicle/Pet | Human/Vehicle/Pet |
| Resolution | |||||
| 1080P | 4K UHD | 4K UHD | 2K | 2K | 1080P |
| Field of view | |||||
| H360°,V70° | H110°, V58° | H108°, V60° | H105°, V57° | 135° | 130° |
| Local storage | |||||
| Up to 256 GB microSD Card | Up to 256 GB microSD Card | Up to 256 GB microSD Card | — | Built-in 8GB EMMC | Up to 256 GB microSD Card |
| Zero Monthly fee | |||||
| ? | ? | ? | ? | ? | ? |
| 24/7 Recording | |||||
| ? | ? | ? | ? | ? | ? |
| Google/Alexa | |||||
| ? | ? | ? | ? | ? | ? |
| HomeKit | |||||
| ? | ? | ? | ? | ? | ? |
At eufy we believe all great smart home products need to be thoughtfully built from the start. From whole-home security to smart cleaning solutions, eufy's technology brings you expert protection and deep cleaning that's tailored to your lifestyle and creates human-first technology that enlivens the lives of everyone around you.
Because care is what makes a house a home, everything we build is built with care for you.
eufy, Built with Care
eufyCam S4 4-Cam Kit
eufy Outdoor Camera
eufy POE NVR Security System
eufy Indoor Camera
eufy Smart Lock
eufy Doorbell
eufy Baby & Mom