4-Inch 720*720 Resolution Round TFT LCD Display with Free View Direction for Home Appliances

• Customization: Available
• Screen Size: ≤17"
• Application: Indoor, Outdoor, Surveillance, Big-Screen Project
• Aspect ratio: 4:3
• Feature: LED Backlight Display, With Remote Control, 3D Display
• Optimum Resolution: 1600x900
• Type: TN
• Widescreen: Not Widescreen
• Response Time: 3ms
• 3D: Not 3D
• Interface Type: VGA
• LCD-: Stn TFT Tn
• Transport Package: 500
• Specification: CE FCC ROHS
• Trademark: BBI
• Origin: China
• HS Code: 9013803010
• Production Capacity: 5000PCS/Month
• Package Size: 55.00cm * 35.00cm * 32.00cm
• Package Gross Weight: 5.000kg

Product Description

4-Inch 720*720 Resolution Round TFT LCD Display with Free View Direction for Home Appliances 

This high-resolution circular TFT LCD display features a compact 4-inch size with 720*720 pixel resolution, delivering crisp visuals with approximately 280 PPI density. Its circular design and TFT technology provide accurate color reproduction and fast response times, making it ideal for various applications in home appliances and medical devices.

 

Product Specifications

• Viewing Direction: All O'clock
• Pixel Pitch (W*H): 0.047*0.141 mm
• Number of Pixels: 720*720
• Active Area: Φ101.52 mm
• IC/LCM Driver IC: NV3051F
• Size: 4.0 inches
• Lumens Degrees: 450cd/m²
• Pixel Arrangement: RGB Stripe
• LCM Interface: MIPI 4 LANE BIT Interface

 

Key Features

• Round Liquid Crystal Display with circular TFT LCD technology
• Active Matrix Technology for superior image quality
• Full Color Display with high resolution (720*720 pixels)
• Wide Viewing Angle (All O'clock direction)
• Thin Film Transistor (TFT) Technology
• High-quality images and video performance
• Suitable for wearable devices and compact applications

Technical Specifications
 

Item	Standard Value	Unit
Size	4.0	Inch
LCD Type	Normally black	--
Drive element	TFT active matrix	--
Number of pixels	720*3RGB(H)*720(V)	Dots
Pixel arrangement	RGB stripe	--
Pixel Pitch (W*H)	0.047*0.141	mm
Active area	Φ101.52	mm
Mechanical Outline Size (W*H*T)	105.6*109.87*2.13	mm
Viewing direction	ALL O'CLOCK	-
LCM Driver IC	NV3051F	-
LCM interface	MIPI 4 LANE BIT Interface	-
Lcm pin count	40
Backlight LEDs	6	pcs
Backlight current	40	mA
Backlight voltage	18	V
Operating temperature	-30 to +80	ºC
Storage temperature	-30 to +80	ºC
Lumens degrees	450	cd/m2

 

 

Delivery Details:
Ready-made Sample: within 1 week
Custom Sample: 1~2 weeks
Mass production: 3-4 weeks
 

Applications
1. Small Household Appliances

Enhancing operation interaction and visual experience in various home appliances:

Kitchen Appliances:

Coffee machines and health water dispensers can display water temperature (85ºC for coffee, 100ºC for tea), brewing time, and water levels. Air fryers and mini ovens can show real-time temperature (180ºC for baking), countdown timers, and cooking modes. Electric rice cookers can display cooking modes, status, and pressure values.

Household Appliances:

Humidifiers can show current humidity (50% RH) and water levels. Vacuum cleaners can display battery levels (80%) and cleaning modes. Smart desk lamps can show brightness levels and color temperature settings.

2. Medical Devices

Precisely transmitting monitoring data and operating guidelines in medical applications:

Home Medical Devices:

Blood pressure monitors can display systolic/diastolic pressure and heart rate. Oxygen saturation monitors can show oxygen levels (98%) and pulse rates. Blood glucose monitors can display glucose values (5.6mmol/L) and measurement times.

Clinical Medical Devices:

Thermometers can display body temperature (36.5ºC) and measurement modes. ECG monitors can show heart rates and waveforms. Rehabilitation equipment can display treatment levels and durations.

 

Our Advantages

Our Advantage:

 

Rich experience	Good knowledge of the displays market to put together solutions that add value and provide a unique proposition for the client
Advanced Equipment	Full automatic FPC&IC bonding machine, film attaching machine, CNC machine, polish machine advance production equipment ensure product quality
Quality Assurance	Advance inspection instrument and equipment to ensure 100% inspection for each and every piece before shipment
Fast response	Quickly realize your customized ideas, and have a sample ready in short time
Low MOQ	Depends on product
Stable supply	1~10 years supply period
Extensive range	Providing complete solution from Mono to Color LCD module, Optical bonding between display to cover glass as well as cover glass to touch screen
Large production capacity	Operation capacity 2KK monthly
Quality guarantee	RoHS compliant
Management	ISO 9001:2008, ISO 14001:2004

 

Company Profile

Product Line:

☆ Clean Room class [email protected], Pressurec 0.8kgf
☆ Antistatic floor, resistance : 1x10 ohm to 1x10 ohm
☆ COG production lines: 4 .
☆ Backlight production lines: 2 .
☆ Existing machine capacity will be 1KK per month.


***In compliance with ISO9001: 2008 Quality Management
***One year's guarantee for unartificial damage

1: Small lcd display screen
2: Reasonable price
3: Large capacity
4: Certificate ISO; Rohs, REACH
5: Dimension as customer request
6: STN blue small lcd display screen

 
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Packaging & Shipping

Packaging & Shipping:

 
Packaging: Carton boxess, Cupboard , EPE, Blister Tray, About the package way, it is up to the size of products,
according to customer request and demand. Different countries have not same requirement..




Shipping: Express way as DHL,Fedex,EMS,UPS,air shipping,sea shipping,Any shipping method you prefer.
 
 

  
Payment Method:

FAQ

FAQ:

1. I want the LCD display 8 digits and the outline size is 65x30x2.8mm...…?
   Answer: No problem. Firstly, please kindly send us your specification/ drawing paper 
   If you have not the specification, you can also provide your samples; we will recommend the suitable one

 if it is standard products. Or we can customize for you based on your own requirement.

2.This LCD  is just what we want, but it is big size, do you have any smaller size? And the display content need to be changed a little.
      Answer: For the segment type LCD module, if you need modify the outline size or display content, 
a new LCD glass module is need. We have to open new tooling for you.

3. This LCD display is HTN type, but I want STN type,can you make?
      Answer: That's all right .  we can change for you as per you request.

4. I want customize a new LCD module. Can you do?
      Answer: Yes, we can. Please send your drawing paper. If you have not, please advise me the outline size 
of the LCD display, display information( Glass thickness, Polarizer, Display Type, Connector mode,
Storage Temp. Operating Temp.  Supply Voltage, Viewing direction, drive condition), we can customize for you. 

5. What is leading time for tooling?
      Answer: General speaking, it will cost 15 to 25 days  after drawing paper confirmation and tooling charge payment, 
we can report you the exact time when you confirm the drawing paper.

6. Can you send us samples for checking?
     Answer: Yes,. Samples order is available.

7. What is the Leading Time?
    Answer: If we have stock for the standard ones, the leading time is one day after payment. If it is the mass production for 
special ones, the leading time is about 15-30 days. suppose we can finish earlier,  we will report the information in advanced.
 

After Sales Service

Our Services:

1. Free repair within one year after the shipment of products from us.
2. Replacement within 30 days after the shipment of products from us due to products' problems.
3. We can print your logo and stick your model No.on the cameras.
4. We have long cooperation with many shipping companies and our export volume is large. The shipping companies 
can offer us good discounts.
5. Professional technician supports. We have a good after-sales service team. They can solve your problems in time.
6.All goods will be inspected and tested by our engineers and QC/QA before packing and shipment.
7.Customers satisfactory is most important to us.If you have any problem or questions regarding our transaction.Please contact us by Email or online. It will be responded within 24 hours.
8.Products pictures only for your reference. please kindly refer to the specification. we can provide the products basic on the specification. or you can offer your own specification or drawing , we can customize all kinds of LCD displays for you. thanks for your kind support always.