How long is manufacturer warranty?

Hello Friend, Thanks for your inquring, our laptop screen extender offer 3 months free return, 6 months free accessories replacement and lifetime tech support, so please happily shop, any question, please feel free to ocntact us via our after-sale email in the user manual, we will reply you within 24 hours.

My Screen shows "No Signal". How to adjust it?

Hello Friend, Many thanks for your inquiring. It’s means the laptop screen extender has not recognizing the connection by your laptop. First, check your computer interface to see if it has thetype-C or HDMI port, make sure the USB-C port is full-functioned, and make sure you have the correct end plugged into the screen. If it still doesn’t work check to make sure the port on your computer is working. Second, if you use the HDMI to Type-C cable, you should add an extra USB-A to USB-C cable to power supply to the screen if you connect the HDMI port(transmit data, audio and video only, can not offer power supply) on the back of the portable screen. So please happily shop, any question, please feel free to contact us via email, we will reply you within 24 hours.

How do I setting the screen?

If your device is Windows 10 / Windows 11, Please right-click a blank area of the desktop to select ”Display Settings"， then you will see the "display orientation". If you device is MacOS, please Enter the “System Preferences” menu.

I have a Macbook Air. can this portable monitor work with it? and will i need to purchase anything in addition to be able to get the portable monitor

Hello Friend, Yes, it works with Macbook pro include M1 and M2. And no，it is plug and play, don't need any driver, just use the USB-C and HDMI/USB-A cable to connect and work.

ASIN	B0CFKLK9JY
Aspect Ratio	16:9
Box Contents	1 x HDMI to USB-C cable, 1 x Laptop Screen Extender, 1 x Storage Bag, 1 x USB A to USB C cable, 1 x USB-C to USB-C Cable, 1 x User Guide
Brand	KEFEYA
Brand Name	KEFEYA
Cable Length	17.3 Inches
Color Gamut	72
Colour	Black
Compatible Devices	Intel, AMD, ARM, Android, Windows, Mac, M1, M2, M3, Chrome, Linux, Type-C phones, PS4, Xbox, Switch, M1 Pro/Max, M2 Pro/Max processors
Contrast Ratio	1:1000
Customer Reviews	4.6 out of 5 stars 3,416 Reviews
Display Technology	LCD
Display Type	LCD
Hardware Connectivity	HDMI, USB Type C
Has Color Screen	Yes
Image Brightness	300
Image Contrast Ratio	1:1000
Item Dimensions D x W x H	35.3D x 20.7W x 2.3H Centimeters
Item Weight	1.04 Kilograms
Manufacturer	Shenzhen Baijiayoupu Technology Co., Ltd
Maximum Display Resolution	1920 x 1080
Model Name	KEFEYA S1
Model Number	S1
Mounting Type	Desk Mount
Native Resolution	1920 x 1080
Network Connectivity Technology	HDMI, USB Type C
Picture Quality Enhancement Technology	HDR
Product Features	Portable,Swivel Adjustment
Refresh Rate	60 Hz
Resolution	FHD 1080p
Response Time	2 Milliseconds
Screen Finish Type	Matte
Screen Size	14 Inches
Screen Surface Description	Matte
Series Number	1
Shape	rectangular prism
Specific Uses For Product	Business,Personal,Gaming,Multimedia
Total HDMI Port	1
Total USB Ports	5
Total Video Out Ports	1
Viewing Angle	178 Degrees
Voltage	5 Volts

KEFEYA 14" Laptop Monitor Extender, 1080P FHD IPS, Portable Second Screen for Laptop 13-17.3" with USB-C/HDMI, Plug n Play for Windows/Chrome/Mac/Switch

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