1.9mm Common Cathode DOT Matrix Pure Green LED Display
High-performance 1.9mm common cathode DOT matrix LED display
available in multiple vibrant colors for diverse application
requirements.

Technical Specifications
Yellow Green (Code: J/JU)
Vibrant yellow-green display offering excellent visibility and
aesthetic appeal for various design applications.
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.4 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 30 | | 40 | mcd |
| Spectrum Width of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 569 | | 574 | nm |
Amber/Yellow (Code: Y)
Warm amber/yellow hue providing excellent visibility with a
comfortable, inviting glow.
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.5 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 60 | | 80 | mcd |
| Spectrum Width of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 585 | | 595 | nm |
Orange (Code: F)
Energetic orange color delivering vibrant visual impact and
excellent attention-grabbing capabilities.
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.4 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 60 | | 80 | mcd |
| Spectrum Width of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 600 | | 605 | nm |
Super Bright Red (Code: R)
High-intensity red display offering maximum visibility and powerful
visual impact.
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 50 | | 60 | mcd |
| Spectrum Width of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 630 | | 635 | nm |
Ultra Bright Red (Code: UR)
Exceptionally luminous red display providing unparalleled
visibility and commanding presence.
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 80 | | 100 | mcd |
| Spectrum Width of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 625 | | 635 | nm |
Pure Green
Crisp, refreshing green display ideal for eco-friendly designs and
applications requiring natural, revitalizing appeal.
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 2.6 | | 3.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 120 | | 180 | mcd |
| Spectrum Width of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 515 | | 525 | nm |
Ultra Bright Blue (Code: BH)
Vibrant cool blue display adding modern, sophisticated aesthetics
to any application.
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 2.8 | | 3.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 120 | | 140 | mcd |
| Spectrum Width of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 460 | | 465 | nm |
Ultra Bright White (Code: WH)
Pristine white display offering exceptional clarity and elegant
visual appeal for precision applications.
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 2.8 | | 3.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 120 | | 140 | mcd |
| LED Color Temperature | K | If=10mA | 5500 | 20 | 6800 | K |
| Chromaticity Coordinates | X/Y | If=10mA | 0.29,0.32 | | 0.30,0.33 | nm |
Absolute Maximum Ratings (Ta=25ºC)
Advanced LED display technology ensuring optimal performance and
reliability under demanding conditions.
| Parameter | Symbol | Ratings | Unit |
|---|
| Forward Current (per dice) | Ipm | 20 | mA |
| Reverse Voltage (per dice) | Vr | 5 | V |
| Power Dissipation (per dice) | Pm | 80 | mW |
| Operating Temperature Range | Topr | -40~+85 | ºC |
| Storage Temperature Range | Tstg | -40~+85 | ºC |
| Solder Temperature (≤3 seconds) | Th | 260 | ºC |
Manufacturer Profile
Shenzhen Guangzhibao Technology Co., Ltd. (BRAND: LIGHT-BO) has
been a leading provider of OEM and ODM solutions since 2006. With
ISO 9001:2015 certification and over 15 years of experience, we
deliver innovative, high-quality LED display solutions built on a
foundation of trust and technical expertise.
LIGHTBO provides cost-effective custom solutions that enhance
competitive advantages in global markets, empowering clients to
succeed in dynamic market landscapes.
Product Applications

Our cutting-edge LED displays including Ultra Red 5*7 DOT Matrix
Display, 7 Segment LED Display, Customized LED Display, and Numeric
LED Display are engineered for seamless integration into diverse
applications. Ideal for modernizing household appliances, providing
precise temperature and humidity readings, and developing
sophisticated solutions for refrigerator controllers, thermostats,
and HVAC systems.
Certifications

Office and Factory Overview

Company Exhibitions

Shipping Methods

Frequently Asked Questions
Q1: Are you a trading company or manufacturer?
A: We are an original manufacturer with more than 20 years of
experience in optoelectronic LED displays.
Q2: What are your main products?
A: Our main products include 7 Segment LED display, SMD LED
Display, Dot matrix LED Display, Arrow LED display, Custom Design
LED Display, LED light bar, Through hole LED, SMD LEDs, LED
Backlights, and more.
Q3: What is your MOQ?
A: Our MOQ is 1000 pieces. We also accept sample orders and small
orders with quantities less than our MOQ.
Q4: Can I get samples for testing before placing an order?
A: Yes. We can provide 5-10 free samples for testing, but the
freight cost will be borne by the customer.
Q5: How long is your delivery time?
A: Delivery time is approximately 10-20 days, depending on order
quantity and raw materials availability. For urgent orders with
available raw materials, we can adjust production to complete
within 7-10 days.
Q6: What are your payment terms?
A: We accept bank transfer, T/T, Western Union, and PayPal for
small amounts. Payment methods are negotiable.
Q7: Can you quote FOB prices?
A: Yes. We can quote prices based on incoterms EXW, FOB, CIF, and
DDP.
Q8: How can I get your catalogue and price list?
A: Please provide your email address or contact us directly through
our website for our catalogue and price list.
Q9: Can I negotiate prices?
A: Yes, we may consider discounts for bulk orders.
Q10: How much are the shipping charges?
A: Shipping charges depend on shipment size and shipping method. We
will provide charges based on your requirements.
Q11: Can you do custom design products?
A: Yes, OEM & ODM services are available. We can customize sizes,
LED colors, and functional icons according to your requirements.
Q12: If I send my design, will you keep it confidential?
A: Yes, we will not show or sell your design to others without your
authorization.
Q13: What is the sample lead time for customized products?
A: Sample lead time is approximately 20-25 working days after
receiving mold cost and mold drawing approval from customers.
Q14: What shipping methods do you use?
A: We typically ship via DHL, FedEx, UPS, EMS, by air, or by sea.
You can choose the method that works best for you.
Q15: How do you ensure product quality?
A: As ISO 9001 QMS certified manufacturers with over 20 years of
experience, we conduct twice 100% testing of all products before
shipment.