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FAQs about Endurance 3.5 watt (3500 mW) diode solid-state laser

Laser cutting and laser engraving for home and for business
Advantages of Endurance lasers

High-quality standard

Multi-level testing system.
Industrial components.

Ultra reliable

The guaranteed duration of the continuous operation ~48-72 hours.

True continuous power output

Our products have the rated power output as advertised – unlike Chinese analogues.

TTL mode

Can be turned on and off with 3.5-24V.
Variable power output.

Plug and play

Universal and compatible mount.
Compatible with most 3D printers and CNC machines.

Friendly return policy

Do not like the laser?
Simply return within 30 days and get a full refund.

Laser attachments and laser engraving (marking) machines
Why do our customers buy lasers and engraving machines from Endurance?

Real-time advice

We assist and give advice by Phone / Email / Facebook messenger / Telegram / Whatsapp / Viber.

Professional support

We help to install and tune the laser. We offer qualified after-sales support.

Everything you need

We ship everything you need in one parcel to get started.

Immediate delivery

We ship all units within 4-24 hours. DHL express delivery allows you to get the package in 3-5 days.

Lifetime warranty

All our lasers are tested and could work up to 10000 hours.

Upgrade option

Do you have an old model? Upgrade your unit with more powerful one.

What is a 3,5 W laser? / What does the 3,5 W laser look like? / How does the 3,5 W laser operate?

A 3,5 W semiconductor (diode) Endurance L-Cheapo laser is a solid purple laser with the 445 nm wavelength, which creates laser radiation capable of melting the upper layer of materials, on which it is focused.
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What can you do with a 3,5 W laser? / What is the 3,5 W laser capable of?

The 3,5 W Endurance L-Cheapo laser can cut and engrave almost any surfaces but metallic, ceramic and transparent ones. This laser easily cuts acrylic samples 3 mm thick, and samples of wood, plywood, MDF up to 5 mm thick.
Keywords: Endurance L-Cheapo laser, cutting, engraving, acrylic, wood, plywood, MDF.

What can you use a 3,5 W laser for? / What are fields of application of the 3,5 W laser? / What can a diode laser do?

One can install Endurance lasers practically on any 3D printer or CNC machine. The lasers are suitable for engraving various patterns and cutting samples out of acrylic, wood, plywood or leather at home. You can create beautiful toys and souvenirs, do marking, and put logo on your handiwork. The laser is also suitable for manufacture of seals and stamps.
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What materials can you engrave (cut) with a 3,5 W laser?

The 3,5 W Endurance L-Cheapo can engrave and cut wood, wood-based materials (plywood, MDF, etc ), and also plastics, acrylic, PVC, leather, tissue. It can also engrave glass and anodized aluminum.
Keywords: Endurance L-Cheapo laser, cutting, engraving, acrylic, wood, plywood, PVC, MDF, leather, plastic, tissue, anodized aluminum, glass.

Is it difficult to install a 3,5 W laser? / How to install a 3,5 W laser on a 3D printer or a CNC machine?

The installation of Endurance lasers is easy and doesn’t require any special knowledge or skills. It takes not more than an hour. You have to mount a laser at the fixation place of the spindle (in a CNC machine) or the extruder (in a 3D printer) and connect it to the power source of your device (instead of the spindle or extruder). See an Endurance laser installation video instruction on the website:
Keywords: Endurance L-Cheapo laser, installation, CNC machine, 3D printer.

What is the price of a 3,5 W laser? / How much is a 3,5 W laser?

A 3,5 W Endurance L-Cheapo is only 295$. Plus the shipping costs. Delivery of the laser within USPS. For the delivery time and cost go to the official website of the
Keywords: Endurance L-Cheapo laser, delivery time, delivery cost, Russian Post.

What is the difference between the 3,5 W Endurance laser and its Chinese analogue (laser)?

n comparative tests, the 3,5 W Endurance L-Cheapo laser demonstrates a much better performance than its Chinese counterparts. This shows carelessness of Chinese manufacturers towards the quality of their products. The actual output power of a Chinese laser is several times less than the declared value. Comparative tests of lasers can be viewed on the website:
In addition, the 3,5 W Endurance L-Cheapo laser is reliable, easy to maintain and can operate nonstop up to 48 hours.
It should be noted that with Endurance lasers you can engrave halftones making your engraved pictures look 3-dimensial.
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What is the warranty of the 3,5 W laser? / Does the 3,5 W laser have a warranty?

The 3,5 W Endurance L-Cheapo laser warranty is 12 months from the purchase date.
Keywords: Endurance L-Cheapo laser warranty.

What is the life time of the 3,5 W laser? / For how long will the 3,5 W laser work?

The life time of the 3.5 W semiconductor (diode) Endurance L-Cheapo laser is 1000 hours or more.
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What program is used to engrave with a 3,5 W laser? / What programs are there for engraving?

A regular software for CNC machines or 3D printers is used for performance of the 3.5 W Endurance L-Cheapo laser.
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Where are 3,5 W lasers assembled? / Where do they manufacture 3,5 W lasers?

The 3,5 W Endurance L-Cheapo laser is assembled and tested in the US. This laser is an original development of the Endurance company.
Keywords: Endurance L-Cheapo laser, development, solution, testing.

Where can one buy a 3,5 W laser? / How to acquire the laser?

Place an order on the company website: For more information call the numbers on the website. .
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Do you need special knowledge to work with the laser?

No special knowledge or skills are needed to work with a 3.5 W Endurance L-Cheapo laser. In the section “Video Instructions” on the website you can find the information about the work with the laser and methods of laser cutting and engraving various materials.
Keywords: Endurance L-Cheapo laser, cutting, engraving, knowledge, skill.

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