We have summarized a list of frequently asked questions regarding the battery doorbell slim (offline model) from our valued customers. The only difference between Battery Doorbell Slim and 1080P Battery Doorbell is their appearance, thus you can also check the 1080P Battery Doorbell FAQ for more information.
Before You Buy
Does this doorbell work with the eufy app?
No. eufy doorbell only works with the eufy App. You can download it from Google Play (Android) or App Store (iOS).
What are the WiFi requirements for devices?
It works with 2.4GHz wifi encrypted by WPA-PSK or WPA2-PSK. It cannot work with 5GHz wifi.
Does this model support both hardwired and battery operation?
No, this battery doorbell slim can only support battery operation.
What is the monthly fee?
There is no monthly fee for eufySecurity devices. You can insert a class 10 up to 128GB microSD card into the wifi chime to store the video.
We have 3 doors. Do we need 3 complete units or are there add-ons for extra doors?
Sorry that there is no add-on 1080P doorbell available to purchase. You can add the 2K add-on battery doorbell to the Wi-Fi chime.
What's the minimum and maximum operating temperature?
The doorbell works from -4°f (-20°C) to 122°F (50°C).
Is this unit capable of iCloud backup?
No. It only supports cloud backup in the eufy app.
Can this connect to my home wifi when activated and record to my NAS?
Sorry that this doorbell does not support NAS storage.
Does this support Homekit?
No, it doesn't support Homekit.
App Setup
In what format are the videos recorded? Can I put the SD card on my computer and watch the videos in one of the common formats?
The videos are MP4, but they are encrypted and only available in eufy App or web portal. You can download it from the eufy App so as to save it.
Can more than one user connect to this device?
No, but you can share the doorbell with up to 5 members in the App Side Bar > Avatar > Share Devices. Here is how: Share Your eufySecurity Devices With Your Family.
Can I use my google home hub to view who is at the door?
Yes, you can play a live view of the doorbell on Google Home hub via voice command. See details here: Using Google Assistant for eufySecurity Devices.
What is the maximum distance from the chime that the doorbell can be mounted?
Usually, the wireless chime can be 20-30ft from the doorbell. The actual range will vary depending on a number of factors such as the thickness of walls, obstacles inside the house, and the location of the router.
Hardware Installation
Does it include 3m double-sided tapes if you don’t want to mount the doorbell with screws?
Sorry that the Doorbell does not come with 3m double-sided tapes.
Does eufy ring my existing transformer-powered chime?
No, this doorbell is not compatible with your existing chime.
What size of memory sd card?
It comes with a 16GB SD card and supports up to 128GB. You can change the SD card up to 128GB.
What brand of 128GB sd card can be used in this wi-fi chime?
It supports class 10 micro SD cards.
Can you buy an extra battery for this?
Sorry that the battery cannot be changed, but you can charge the doorbell via USB cable.
How do you charge the battery?
The doorbell has a USB port to charge it. You can use the provided USB cable to connect it.
How long does it take to charge the battery?
If using 5V 1A, it takes about 6 hours to charge from 0% to 100%.
How long does the fully charged 1080P battery doorbell last?
In most common scenarios, a fully charged doorbell can last for 120-day. eufy battery doorbell test was done in the following conditions:
- Temperature: 68°F (20°C)
- 10 motion detections per day
- Recorded for 30 seconds each time motion was detected
- Standby power consumption was included during the usage time
Battery life varies, depending on the number of times motion is detected, recording time duration, and environmental temperatures.











