Diode hair removal

K21 Android Diode Laser

K21 is a 3000/4000 W Android diode platform with a high-power bar configuration for studios that need a strong core hair-removal device.

K21 3000/4000 W diode laser Diode hair removal

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Device overview

High-power Android diode laser platform selected as Citiwell’s core hair removal device.

What the device does

High-power Android diode laser platform selected as Citiwell’s core hair removal device. The main role is stable, comfortable and repeatable laser hair removal across a course of visits.

Why it is useful in a studio

A strong entry service for recurring visits. Cooling, spot size and interface quality directly affect comfort, speed and practitioner confidence.

Indicative factory price

£24 000

Price is shown before delivery, customs, installation, consumables and training.

Training programs for this model

Citiwell Training Center includes courses that cover this device in practice: treatment logic, safe settings, client consultation, service launch and daily operating discipline.

3 days · 21 hours · £1 950

Laser Hair Removal and Diode Systems

Core offline program for practitioners who will run diode laser hair-removal services on Citiwell systems.

View course

Request working documentation and delivery

Send a request for operating documentation, delivery estimate, installation conditions or training package for this model.

Key capabilities

3000/4000 W platform

The model is positioned as a high-power Android system with 15 or 20 laser bar quantities depending on configuration.

Internal module layout

The internal layout shows modules and cooling architecture, which is important for understanding serviceability and heat management.

Professional interface

Android screen, body-zone workflow and skin analyzer support consistent protocols across different practitioners.

Construction, modules and workflow

Below are the body views, working elements, applicators, interface screens and internal details that matter for daily use of this model.

Working elements and interface

Handpieces, applicators, tips, control screens, internal views and treatment schemes are grouped here only when they help explain how the model is used.

**Skin and hair analyzer**The visual shows the analyzer head used before settings selection so the practitioner can orient the protocol.

**Magnetic spot-size handpiece**Replaceable magnetic tips change the treatment window for different body zones and speed requirements.

Working elements and interface

Handpieces, applicators, tips, control screens, internal views and treatment schemes are grouped here only when they help explain how the model is used.

**Android main menu**Main interface screen for choosing body parts, system settings and working modules.

**Procedure parameters screen**Treatment settings screen for energy, frequency, skin tone and operating values.

**Client management screen**Client records help keep treatment history and parameters inside the device workflow.

**Internal layout and service access**The transparent view explains the device structure and serviceable modules inside the body.

**Exploded construction view**The exploded scheme shows how the body, cooling and working modules are arranged.

Technical specifications

Tap the information icon to see what the parameter means in real work.

3000 / 4000 W versions

Power reserve. Affects stability, speed of work and how confidently the device keeps performance during a busy day.

15.6 inch Android screen

Interface size and operating system. A clear screen reduces mistakes and makes training easier.

Skin analyzer

Operational parameter. It helps compare devices and understand how the model behaves in real treatment work.

Magnetic spot sizes

Treatment spot size. Larger spots speed up body work; smaller spots help with precision zones.

Compressor cooling

Cooling system. It protects comfort, reduces overheating risk and helps the practitioner keep a steady pace.