Product Description

Product Advantages

Landscape spotlight MR16 is designed and engineered for outdoor landscape using. Die cast aluminum housing is perfect for heat dissipation, and thermal fold-back driver to prevent lamp from overheat damage. Smart light with dimming function by remote and APP to offer powerful tunable white array color from 2700K to 5000K.  It’s designed specifically for landscape lighting applications. 

Features & Benefits

1.Durability: Die-casting aluminum housing perfect design for heat dissipation
2.Tunable White Array: White Intergrated LEDs to realize CCT tunable from 2700K to 5000K
3.Smart Control: App and Remote (sold separately)
4.Outdoor Using: Conformal coating on circuit boards to prevent corrosion and moisture
5.Overheat protection: Thermal fold-back LED driver to allow longer lifetime 


Item No. K22-MR16-2750G-TR5-D60
Light Source Integrated  White LED
Wattage 5W
Input voltage 8-18V ACAC
Output Lumens(Fixture)             2700K 3000K 3500K 4000K 0500K
210LM 220LM 230LM 250LM 270LM
Colour Temperature  Tunable white array 2700K to 5000K
Dimming By APP and Remote(sold seperately)
Optic Beam Angle 60°
Dimensions D49.6*H51.28mm
Material Die Casting Aluminum
Waterproof IP61
Life Time 50,000 hours
Warranty 3 years
Smart Lamp for Option  RGBCW                RGBW          1840K                   CHINAMFG 2750LK
 √    √    

Smart Light Control Instructions
1. Bluetooth 5.0 protocol and G2.4 dual signal moudle
2. Two control methods both APP and remote control(sold seperately)
3. Function:
    1).CCT 2700K-5000K Tunable
    2). Group control, linkable, dimmable,timing, sync with music, voice control,scene mode


Detailed Photos

Oudoor landscape lighiting, replacing halogen mr16 lamp, smart landspcae spotlight widely use for  landscape light, led up light, downlight, in-ground light, deck light, path light etc. 

Packaging & Shipping

Cardbox packacage is hard enough for long distance transportation,a wide range of logistics option: world express, by sea, air or land etc. 

Company Profile

           ABOUT US

HangZhou Kongjuhong Photoelectronic Technology Limited is  a professional led lighting company since 2014, we are located in HangZhou City ZheJiang China with total area 4200sqms.We have cooperated with some biggest retailers in North American for 10years. You can trust us to offer you high- quality lighting products and the best solution for your business.


Our company has own hardware factory, own power supplies R&D center and and workshop, and advanced led lights manufacturing facilities including auto soldering machine, CHINAMFG machines,, die casting machine,CNC machine laser machines, and electric testing device such as integrating spheres and distribution photometer. There are more than 10 low voltage aging lines to meet a monthly production capacity 500,000pcs led lamps.

R&D Team
KJH Tech devoted itself to developing new products with state-of-the-art technologies. We have more than 10 R&D engineers who have abundant experience in appearance design, circuit design, electric driver, optical lens design and light control system research.  Most of our products are self design with private moulds, and ETL,TUV,CE,RoHS certified. 

Our QC team was professionally trained to ensure the quality of all the products. There are advanced equipments to test electronic and optical characteristics, waterproof and anti-corrosion function etc. We strictly implement IS09001 management process. We will fully inspect our products and 48hours aging before shipping.

Factory Show 



1.  Are you a manufacturer ?
Yes, we have our own factory with full product line

2.Can you offer samples?
Yes, you are welcome to place sample order to test our quality before bulk order

3.How long is your production time?
If the quantity is small, the production time is usually 5-7 days. The specific production time can be determined according to the order quantity

4.Do all products have to be tested before transportation?
Yes, we have to test all the products for 48hours at least. Under strict quality control, the failure rate is very small. 

5.How about your packing?
Our cartons are made of neutral cartons. The packing of our products has been inspected to be suitable for long-distance international transportation. If they are fragile, we will pack them in wooden cases if necessary

6. How to solve the after sales problem?
Take a picture of the problem and send it to us. We will provide you with a satisfactory solution within 24 hours after confirming the problem

7. Is it OK to print my logo on box?
 We provide OEM service, we would like to make the label and color box according to your requirements.

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Light Source: LED
Lamp Body Material: Aluminum
Power: ≤5W
Base: MR16
Install Style: Spotlight
Color: Black
US$ 9.8/Piece
1 Piece(Min.Order)




cast aluminium

What design considerations are there when working with cast aluminium?

When working with cast aluminium, several design considerations should be taken into account to ensure successful and efficient manufacturing. Here’s a detailed explanation:

1. Wall Thickness: Maintaining uniform wall thickness is crucial in cast aluminium design. Thick sections can lead to slower solidification, increased porosity, and potential shrinkage defects. Conversely, excessively thin sections may result in poor mold filling and insufficient mechanical strength. Design guidelines should be followed to optimize wall thickness and ensure proper solidification during casting.

2. Corner Radii and Fillets: Incorporating generous corner radii and fillets in cast aluminium designs helps minimize stress concentration and prevent the formation of sharp edges. Smooth transitions between wall sections, ribs, and bosses improve the overall strength and integrity of the casting.

3. Draft Angles: Draft angles are necessary to facilitate the removal of the casting from the mold. Adequate draft angles allow for smooth ejection, reducing the risk of damage to the casting and ensuring consistent production. Typically, a minimum draft angle of 1-3 degrees per side is recommended for cast aluminium parts.

4. Rib Design: Ribs are often used to provide additional strength and rigidity to cast aluminium components. Designing ribs with proper thickness, height, and filleting helps prevent distortion and ensures effective heat dissipation during casting and subsequent use.

5. Undercuts and Core Pulls: Complex cast aluminium designs may require the use of cores or slides for creating undercuts or internal features. These features should be designed with care to allow for easy removal of the casting from the mold. Proper consideration of core placement, shape, and release mechanisms is essential to avoid casting defects and ensure smooth production.

6. Parting Line: The parting line is the interface where the two halves of the mold meet. It is important to carefully consider the location of the parting line to minimize the need for additional machining and to ensure good dimensional accuracy. The parting line should be strategically placed to avoid critical features and maintain the overall integrity of the casting.

7. Surface Finish and Texture: Cast aluminium parts often require specific surface finishes and textures for both functional and aesthetic purposes. Design considerations should be given to the desired surface finish, such as smoothness, textures, and the location of parting lines, to achieve the desired appearance and performance of the final product.

8. Material Selection: The selection of the appropriate aluminium alloy for the specific application is crucial. Different aluminium alloys have varying mechanical properties, corrosion resistance, and casting characteristics. Understanding the requirements of the part and selecting the suitable alloy will ensure optimal performance and cost-effectiveness.

9. Tolerances and Machining Allowances: Design tolerances and machining allowances should be carefully defined to accommodate the expected dimensional variations during casting and post-casting processes. It is essential to consider the shrinkage and distortion tendencies of cast aluminium and provide appropriate tolerances to achieve the desired fit and functionality of the final assembly.

10. Testing and Prototyping: Testing and prototyping are essential steps in the design process for cast aluminium parts. Physical prototypes and computer simulations can help identify potential issues, validate the design, and optimize the casting process before full-scale production. Performing thorough testing and evaluation ensures the final design meets the required performance and quality standards.

By considering these design considerations, engineers and designers can optimize the manufacturability, functionality, and performance of cast aluminium components. Collaboration between designers, casting experts, and manufacturers is often valuable to ensure the best outcomes in terms of cost, quality, and efficiency.

cast aluminium

What types of finishes can be applied to cast aluminium?

Cast aluminium can be finished with various types of coatings and finishes to enhance its appearance, protect it from corrosion, and provide additional durability. Here are some common types of finishes that can be applied to cast aluminium:

  • Paint:
  • Painting is a popular finishing option for cast aluminium. It allows for a wide range of color choices and can be used to achieve different textures and finishes, such as matte, glossy, or metallic. Paint provides both aesthetic appeal and a protective layer to shield the aluminium from environmental factors.

  • Powder Coating:
  • Powder coating is a dry finishing process where a fine powder is electrostatically applied to the cast aluminium surface. The powder adheres to the metal and is then cured under heat, forming a durable, uniform, and smooth coating. Powder coating offers excellent corrosion resistance, impact resistance, and color options, making it a popular choice for outdoor furniture, automotive parts, and architectural applications.

  • Anodizing:
  • Anodizing is an electrochemical process that creates a controlled oxide layer on the surface of aluminium. It enhances the natural corrosion resistance of aluminium and provides a more durable finish. Anodized finishes can range from clear or natural to various colors, depending on the type of anodizing process used. Anodized cast aluminium is commonly used in architectural applications, electronics, and consumer goods.

  • Polishing:
  • Polishing is a mechanical finishing process that creates a smooth, reflective surface on cast aluminium. It involves using abrasives and polishing compounds to remove imperfections and scratches, resulting in a shiny and lustrous finish. Polished aluminium can be left untreated for a bright, metallic appearance, or it can be further coated or protected with clear lacquer or wax.

  • Brushed or Satin Finish:
  • A brushed or satin finish is achieved by brushing the surface of cast aluminium with abrasive materials or using mechanical techniques. This creates a textured, matte finish with visible brush marks. Brushed or satin finishes are commonly used in architectural applications, decorative elements, and furniture.

  • Antique or Patina Finish:
  • An antique or patina finish is designed to give cast aluminium a weathered or aged appearance. This finish is achieved through chemical treatments or special coatings that create an oxidized or tarnished effect on the surface. Antique finishes are often used in decorative pieces, art, and furniture to add character and vintage appeal.

The choice of finish for cast aluminium depends on the desired aesthetic, functional requirements, and the intended application of the product. Different finishes offer varying levels of protection, durability, and visual effects, allowing for customization and versatility in the use of cast aluminium.

cast aluminium

What are the advantages of using cast aluminium in manufacturing?

Using cast aluminium in manufacturing offers several advantages. Here’s a detailed explanation:

  • Lightweight:
  • Cast aluminium is lightweight compared to other metals, such as steel or iron. This property makes it an ideal choice for applications where weight reduction is crucial, such as in the automotive and aerospace industries. The use of cast aluminium components can contribute to improved fuel efficiency, increased payload capacity, and enhanced overall performance.

  • Strength-to-Weight Ratio:
  • Although cast aluminium is lightweight, it exhibits excellent strength-to-weight ratio. It provides sufficient structural strength and rigidity for many applications while keeping weight to a minimum. This property makes it suitable for applications requiring strength and durability, such as in the construction of machinery, vehicles, and structural components.

  • Corrosion Resistance:
  • Aluminium naturally forms a protective oxide layer on its surface, which provides inherent corrosion resistance. This oxide layer helps prevent rusting and corrosion, making cast aluminium components suitable for outdoor or corrosive environments. Additionally, aluminium can be further enhanced with coatings or finishes to improve its corrosion resistance and prolong its lifespan.

  • Malleability and Versatility:
  • Cast aluminium is highly malleable, allowing it to be easily shaped and formed into complex designs and intricate details. This versatility opens up a wide range of possibilities for manufacturing intricate components, decorative elements, and custom designs. Cast aluminium can be used to create aesthetically pleasing and functional products across various industries.

  • Excellent Thermal Conductivity:
  • Aluminium has excellent thermal conductivity, meaning it efficiently transfers heat. This property makes cast aluminium components suitable for applications where heat dissipation is critical, such as in heat sinks, cooling systems, or electronic enclosures. The high thermal conductivity of aluminium helps dissipate heat and maintain optimal operating temperatures.

  • Recyclability:
  • Aluminium is highly recyclable without losing its inherent properties. Recycling cast aluminium requires significantly less energy compared to primary aluminium production. The recyclability of cast aluminium makes it a sustainable choice, reducing the demand for primary aluminium and minimizing environmental impact.

  • Cost-Effectiveness:
  • Cast aluminium manufacturing processes are often cost-effective compared to other metal manufacturing methods. The relatively low melting point of aluminium reduces energy consumption during casting, and the lightweight nature of aluminium reduces transportation costs. Additionally, the recyclability of aluminium contributes to cost savings in the long run.

These advantages make cast aluminium a popular choice in various industries, including automotive, aerospace, construction, electronics, and consumer goods. However, it is important to consider specific application requirements, such as load-bearing capacity, temperature resistance, and surface finish, to determine the suitability of cast aluminium for a particular manufacturing project.

China OEM Smart Dimmable Die-Cast Aluminum 2700-5000K LED Spotlight Low Voltage MR16 LED Bulb LED Spot Bulbs  China OEM Smart Dimmable Die-Cast Aluminum 2700-5000K LED Spotlight Low Voltage MR16 LED Bulb LED Spot Bulbs
editor by Dream 2024-05-16