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Item #:
189197505
Quantum PAR Meter Accessory | Measure Plant Light PPFD/DLI with Photone App
87% of respondents would recommend this to a friend
Item #:
189197505
USD 53
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Wednesday, October 07
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With this accessory, your smartphone becomes a precise, practical PAR meter — ready whenever you need it.
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What Stands Out
Smartphone Integration
Seamlessly connects with your smartphone for easy access to real-time light measurements and user-friendly interface through the Photone app.
Versatile Metrics
Measures PPFD, DLI, and illuminance, providing a comprehensive understanding of light conditions for optimal plant growth and indoor gardening.
Portable Design
Compact and lightweight, making it ideal for on-the-go measurements without the bulk of traditional meters, enhancing convenience for indoor and outdoor use.
Product Details
Product Technical Details
| Package Dimensions | 3.62 x 2.36 x 1.06 inches |
| Item Weight | 0.705 ounces |
| Manufacturer | Lightray |
What's in the box
Clip-on Diffuser & Cosine Corrector Accessory, Lint-Free Protection Pouch
Who Should Buy?
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Horticulture Enthusiasts
Perfect for gardeners needing precise light measurements to optimize plant health and growth under various lighting conditions.
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Professional Growers
Ideal for commercial growers assessing light levels for maximizing crop yield in controlled environments like greenhouses.
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Lighting Designers
Useful for designers evaluating luminance and intensity for developing effective lighting plans in various settings.
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Casual Users
Not suitable for casual users seeking a simple lighting solution without the need for detailed metrics and measurements.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is a Lightray Mobile Light Meter and how does it work?
Answer: The Lightray Mobile Light Meter is a smartphone-based device designed for measuring photosynthetic photon flux density (PPFD), daily light integral (DLI), and illuminance. Utilizing the Photone app, it connects to your smartphone to provide real-time readings of light intensity. This makes it particularly useful for indoor gardening, horticulture, and scientific research where precise light measurements are crucial for plant health. -
Question:
What types of light does the Lightray Mobile Light Meter measure?
Answer: The Lightray Mobile Light Meter is capable of measuring multiple types of light, including natural sunlight and artificial grow lights. It quantifies PPFD, which is vital for understanding how much usable light plants receive, and DLI, which helps in assessing the total light exposure over a 24-hour period. This dual capability allows growers to optimize their lighting setups for better plant growth and yield. -
Question:
Can the Lightray Mobile Light Meter be used for both indoor and outdoor lighting?
Answer: Yes, the Lightray Mobile Light Meter can effectively measure light in both indoor and outdoor environments. When used outdoors, it can determine the quality and quantity of sunlight hitting the plants. Indoors, it helps optimize supplemental lighting for indoor gardens or hydroponics. This versatility makes it an essential tool for growers seeking to enhance their cultivation strategies. -
Question:
How accurate is the measurement of the Lightray Mobile Light Meter?
Answer: The Lightray Mobile Light Meter provides highly accurate readings of light intensity. It has been calibrated to align with professional-grade light meters, ensuring reliable data for both amateur and professional growers. Accurate measurements are vital for scientific research and practical applications like maximizing yields in crop production, making this device an indispensable tool for those serious about horticulture. -
Question:
What is the minimum smartphone requirement to use the Lightray Mobile Light Meter?
Answer: To use the Lightray Mobile Light Meter, you will need a smartphone that supports the Photone app. This generally includes most modern smartphones running iOS or Android. The app must be downloaded to allow the meter to communicate with your device, enabling easy access to detailed light measurement data through a user-friendly interface. -
Question:
Is there a specific use case for DLI measurements gathered from the Lightray Mobile Light Meter?
Answer: Absolutely. DLI measurements taken with the Lightray Mobile Light Meter are particularly useful for understanding the light exposure needed for various plants throughout their lifecycle. For example, seedlings require different light levels compared to mature plants, so knowing the DLI allows growers to adjust their lighting schedules accordingly for optimal growth and health. -
Question:
Can I use the Lightray Mobile Light Meter for photography or other arts?
Answer: While the primary function of the Lightray Mobile Light Meter is for agricultural use, it can also be utilized in photography and design fields. Photographers need to understand light levels for exposure settings, and the device can offer valuable insights into the lighting conditions of a scene, helping them achieve the desired artistic effect. -
Question:
What types of users typically benefit from the Lightray Mobile Light Meter?
Answer: A wide range of users can benefit from the Lightray Mobile Light Meter. This includes home gardeners, commercial growers, research scientists, and horticultural students. Each of these users can leverage the accurate light measurements to improve plant health, enhance productivity, and conduct reliable scientific experiments. Its user-friendly nature also makes it accessible to casual hobbyists. -
Question:
What accessories come with the Lightray Mobile Light Meter?
Answer: The Lightray Mobile Light Meter typically comes as a standalone unit designed to connect with your smartphone. While it may not include extensive accessories, users may want to consider purchasing additional protective cases or mounts for more convenient usage in various lighting environments. This will help ensure accurate readings while keeping the device secure during use. -
Question:
Where can I buy the Lightray Mobile Light Meter in Zimbabwe?
Answer: You can conveniently purchase the Lightray Mobile Light Meter from Ubuy in Zimbabwe. Ubuy offers a straightforward purchasing process along with a reliable selection of quality products. Their platform enables you to find and order the Lightray with just a few clicks, ensuring you have access to this essential gardening tool for your light measurement needs.
Lightray Accessories Editorial Review
The customer experience regarding this product, a light meter that integrates with the Photone app for smartphones, is predominantly positive. Users have found it to significantly improve the way they measure light reaching their plants. Transitioning from traditional methods, such as LUX measurements, to PPFD (Photosynthetic Photon Flux Density) has proven to be a game changer for many reviewers. The device is described as easy to use; it conveniently clips onto the phone's camera lens, allowing for straightforward measurements without the hassle of makeshift solutions like paper diffusers. Users appreciate that it accurately measures light intensity across different canopy heights, making it a practical tool for both amateur and more experienced plant caregivers who want to ensure their plants receive the appropriate amount of light without excess. However, there are a few noted drawbacks. Some users perceive it as a gimmick, suggesting that the phone's camera sensor alone can suffice for some basic measurements. Additionally, a couple of reviewers mentioned that the fit of the device could be improved. Despite these critiques, the general sentiment is that the product is great value for its price, easy to use, and provides satisfactory results, particularly for those who may be working within a budget. ###
Customer Reviews & Ratings
88 customers ratings
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5 Star
75%
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4 Star
14%
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3 Star
2%
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2 Star
3%
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1 Star
6%
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Pros
- Accurately measures light intensity and indicates when plants receive optimal light.
- Easy to use, with a straightforward design that clips onto the phone camera.
- Integrates seamlessly with the Photone app, enhancing functionality.
- Offers significant value for the price, especially for budget-Conscious users. ###
Cons
- Some users feel the device is somewhat gimmicky, as the phone's camera alone can measure light levels.
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 53
Order now and get it around Wednesday, October 07
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Transforms your smartphone into a professional-grade PAR light meter.
- Measures crucial light metrics: PAR, PPFD, and DLI.
- Helps optimize plant placement and lighting to prevent growth issues.
- Avoids wasted energy from over-lighting your plants.
- Easy to use with step-by-step guidance in the Photone app.
- Ensures consistent and repeatable results for optimal plant health.
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