4-Wavelength Diode Laser Hair Removal Machine - SUMSTARS DL-D20

CE Certified−30 °C Cooling50M ShotsOEM/ODM

Model DL-D20 · SST LASER

4-Wavelength Diode Laser Hair Removal Machine

Painless permanent hair reduction on all skin types — four wavelengths in one handpiece, −30 °C sapphire contact cooling and a 50-million-shot laser bar.

4 wavelengths in one handpiece755 nm for fine hair, 808 nm the gold standard, 940 nm to starve the follicle, 1064 nm for dark skin.
−30 °C sapphire contact cooling360° cooling keeps the skin at a comfortable temperature so treatments are genuinely painless.
50 million shot lifespanUSA-imported laser bars deliver stable energy for years of daily clinical use.
15.6-inch 4K touch interfaceSkin colour, body part and gender presets make operator training a single afternoon.

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MOQ: 1 unit · Lead time: 3–7 days (stocked) / 15–25 days (OEM) · Warranty: 2 years · Shipping: Air / Sea / Express (DHL, TNT, FedEx, UPS)

Suitable for beauty salons, hospitals, skin care centres and spas. English interface, other languages customisable.

Technology

How the 4-Wavelength Diode Laser Hair Removal Machine Works

The 808 nm diode laser is the gold standard for permanent hair removal. Long pulse-width energy penetrates to the hair follicle, where it is preferentially absorbed by melanin. The hair shaft and follicle are heated and destroyed without damaging surrounding tissue. Integrated cooling and pain-reduction technology improve treatment efficacy and patient comfort at the same time.

4-Wavelength Diode Laser Hair Removal Machine technology

Technical Data

Full Specifications

Laser type	Diode laser
Wavelengths	755 nm / 808 nm / 940 nm / 1064 nm
Output power	300 W – 2400 W
Energy density	10–150 J / 10–100 J/cm²
Frequency	1–10 Hz continuous adjustable
Spot size	12×18 / 12×24 / 12×30 / 12×36 mm (optional 5 mm tapered tip)
Pulse duration	10–300 ms adjustable
Crystal temperature	−30 °C
Cooling system	TEC semiconductor + water + air + refrigeration
Handle lifespan	50,000,000 shots
Interface	15.6-inch 4K TFT colour touch screen
Power supply	AC 220 V/110 V, 50–60 Hz
Machine power	3500 W
Packing size	120 × 50 × 60 cm
Gross weight	80 kg
Warranty	2 years

Treatment Areas

What This Machine Treats

Permanent hair removal – all skin typesFine, light and coarse hairSkin rejuvenationHair reduction on tanned skinBody and facial areasMale and female treatments

Why This Machine

Key Advantages

Cooling temperature −25 °C

Handpieces with 360° contact cooling deliver strong, painless treatment and better clinical results.

American laser bars

Semiconductor laser and palladium bars imported from the USA keep the energy more stable.

TEC strong cooling system

Continuous 24-hour operation; the thermostatic water cycle protects the pump from overheating.

Simple and smart menu

Auto alarms for water flow, level and temperature catch hidden failures early and cut maintenance cost.

Changeable spot sizes

12×18, 12×24, 12×30 mm and a 5 mm tapered tip cover face and body work.

FAQ

Questions About the DL-D20

Is diode laser hair removal really permanent?

Diode laser treatment achieves long-term hair reduction. Most clients see 80–90% permanent reduction after 6–8 sessions, with occasional maintenance treatments.

Which skin types can be treated?

All skin types I–VI. The 1064 nm wavelength is the safest choice for darker skin, while 755 nm works best on lighter skin and fine hair.

How many shots does the handpiece last?

The USA-imported laser bar is rated for 50 million shots — several years of daily salon use before replacement is needed.

Can it work continuously for a full clinic day?

Yes. The TEC + water + air + refrigeration cooling system supports 24-hour continuous operation with a constant machine temperature of 24 °C.

Request DL-D20 Pricing

Send us your market and expected quantity — our engineers reply with a quotation, catalogue and live demo video within 12 hours.

Email an Engineer Or Use the Inquiry Form

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