Safety and security solutions for every industry.

Mobile security technology

For more than 15 years, Mobi-Click has been a renowned manufacturer of innovative, certified, and reliable safety solutions for lone workers. This experience has made us a leading provider in the field of emergency signal technology and occupational safety.

Kostenlose Beratung anfordern
783.426
Alleinarbeiter
Accidents at work were reported to the DGUV in Germany in 2022.
10.927
Unfall Alleinarbeit
Serious accidents at work in 2022 involving the payment of a pension or death benefit.
15 Min
Zeitalarm Alleinarbeit
May elapse a maximum of time between triggering an alarm and the start of relief measures.

Get to know our products

Our product range offers solutions for a wide range of applications. From the most modern personal emergency signal devices for the protection of lone workers in accordance with the regulations of DGUV 112-139 (formerly BGR 139) to automotive alarm systems and mobile alarm systems, our products define modern safety standards.Personen-Notsignal-Geräten für den Schutz von Alleinarbeitern nach den Vorschriften der DGUV 112-139 (früher BGR 139) über Notruftelefone für Senioren bis zur mobilen Alarmanlage definieren unsere Produkte moderne Sicherheitsstandards.

Mobi Click Logo

An overview of the important functions of our personnel emergency signal systems for lone workers.

The safety of lone workers, i.e. people who carry out work outside of call and sight of other people, is our focus, because there are lone workers in every industry.

Totmann Alarm Willensunabhängig Alarm

SOS button/voluntary alarm

Die SOS button is used for immediate alarm triggering by the user. After a simple push of a button, the Life-Tel immediately sends alarms to pre-programmed numbers.

Totmann Alarm Willensunabhängig Alarm

Accident detection (dead man alarm)

Deadman switching is vital, especially for lone workers, as alerting is completely automated in an emergency.

Quick help working alone

Accurate & fast location

If required, the Life-Tel series is equipped with a GPS receiver, which automatically transmits the exact location of the injured person in the event of an alarm.

Totmann Alarm Willensunabhängig Alarm

Time alarm (dead man alert)

There is a regular review of the well-being of employees. If an employee does not respond, an alarm is automatically triggered after the pre-alarm.

Totmann Alarm Willensunabhängig Alarm

Situation alarm


The PNA monitors the position of the device using a position sensor. If the wearer of the Life-Tel deviates from the default position by more than 45 degrees over a defined period of time, the Life-Tel replaces a Pre-alarm off.

Alone Work Emergency Call Center

24h service/emergency call center

Define who is notified when and with what information. Here you can manage the emergency call yourself or use the 24-hour service of one of our certified cooperation partners.

Berufsgenossenschaft Personen Notsignal Anlage

Outdoor positioning using GPS

The use of GPS satellites enables precise positioning outdoors. The GPS system uses a constellation of satellites to send signals to a GPS receiver (such as a Life Tel PNA).

Berufsgenossenschaft Personen Notsignal Anlage

Compliant with BG requirements

At factory level, the device meets all requirements under the German Social Accident Insurance, DGUV 112-139 for short (formerly BGR 139)

Free to test when working alone

Indoor positioning via Bluetooth beacons

Our innovative Bluetooth location beacons offer a solution for precise indoor emergency positioning. These beacons continuously emit Bluetooth signals.

Free to test when working alone

Free trial

Test our products for 14 days without obligation - with no follow-up costs. Free installation support.

No hidden costs Mobi Click

Indoor positioning via WiFi

WLAN positioning, also known as WLAN positioning or WiFi triangulation, uses wireless networks to determine the location of the life tel.

No hidden costs Mobi Click

No hidden costs

Choose from our offer and enjoy the services that are included in it. You pay no further costs, neither for maintenance nor for our support.

DGUV 112-139

Professional associations recommend

Our personal emergency signal systems, which are built and parameterized in accordance with the product standard VDE V 0825-1, are suitable for personal emergency signaling during dangerous solo work in accordance with DGUV Rule 112—139 (ex BGR/GUV-R 139).

Free consultation

Easy & safe

People emergency signal system


Our slim 3-button solution offers extensive alarm functions, which can be combined as desired.

Die einfache Bedienung sorgt für Sicherheit im Arbeitsalltag. Im Notfall wird schnell ein Alarm ausgelöst, sodass umgehend Hilfsmaßnahmen eingeleitet werden können. So lassen sich gefährliche Alleinarbeiten zuverlässig absichern.

Learn more

Personal emergency signal system as an industrial smartphone.

Personal emergency signal device with emergency app


The Life Tel 4 L emergency signal device including the lone worker app is specially developed to secure lone workers who work at individual workplaces, on extensive outdoor facilities and in hazardous areas.

Unsere robusten Alleinarbeiter Industrie Smartphones (IP68) mit GPS-Ortung und integrierter Totmannschaltung erfüllen alle Vorgaben gemäß der deutschen gesetzlichen Unfallversicherung DGUV 112-139 (früher BGR 139) und Produktnorm DIN VDE V 0825–1.

Learn more

People emergency signal device for EX Zone 2/22 with lone worker app

Personal emergency signal device with emergency app

The Life Tel 4 L EX2 is not only an absolutely robust, but above all certified, explosion-proof industrial smartphone to protect your employees in explosion-proof zones worldwide (Android operating system). It was developed specifically to ensure solo work in explosion-protected areas.

Learn more

Verwandeln Sie ihr Smartphone in eine PNA für den Alleinarbeiterschutz

Personen Notsignal Gerät mit Notfall App

Die LifeTel App ist ein innovatives Alarmsystem, das speziell für den Schutz von Personen in kritischen Situationen entwickelt wurde. Mit einer Vielzahl an integrierten Alarmfunktionen bietet sie eine zuverlässige Möglichkeit, Hilfe in Notfällen schnell und effektiv anzufordern. Die App nutzt entweder eine bestehende WLAN-Verbindung oder das Mobilfunknetz,

Learn more

Life Tel 3 Mini - Kompakte PNA mit  (Wifi Ortung), Bluetooth und LTE Konnektivität

Personen Notsignal Gerät mit Notfall App

The practical emergency signal system for people with WiFi and LTE connectivity. Discover the Life Tel 3 Mini, your reliable companion in emergency situations. This advanced dead man detector provides comprehensive safety features for individuals in vulnerable work environments

Learn more

LifeWatch 2 - The PNA emergency watch on the wrist for lone workers

Personen Notsignal Gerät mit Notfall App

LifeWatch 2LifeWatch 2 is a personal emergency signal system (PNA) specifically designed for working alone. LifeWatch 2 complies with all relevant regulations and standards, including the Professional Association Rules for Safety and Health at Work and the German Social Accident Insurance (DGUV 112-139).

Learn more

BLOG

Everything about lone worker protection

Stay up to date by reading our lone worker blog.

Alleinarbeit
July 8, 2026
7 Things Companies Should Know About Personal Emergency Signal Systems

When is a Personal Emergency Signal System required? Learn which regulations apply, which solutions are sensible, and what companies need to consider for lone work. In this article, you will discover the requirements DGUV 112-139 sets for Personal Emergency Signal Systems, what functions modern PNA systems must offer, and which solutions are suitable for various applications.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspend Varius Enim in Eros Elementum Tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean Faucibus Nibh et Justo Cursus id Rutrum Lorem Imperdiet. Nunc ut sem vitae risus tristique posuere.

Pierre Gaska
Duration for solo worker blog
4min
Alleinarbeit
July 8, 2026
What is a Dead Man's Switch? How it Works and Applications in Germany

A man-down alarm detects immobility, falls, or dangerous body positions and automatically triggers an alarm – even if the affected person can no longer act. In Germany, it is a central component of lone worker protection according to DGUV 112-139. Companies can choose between classic PNAs like the Life Tel 2, smartphone solutions with a man-down app, and smartwatch solutions. This article explains how they work, their areas of application, and which PNA is suitable for which use case.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspend Varius Enim in Eros Elementum Tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean Faucibus Nibh et Justo Cursus id Rutrum Lorem Imperdiet. Nunc ut sem vitae risus tristique posuere.

Pierre Gaska
Duration for solo worker blog
4 minutes
Alleinarbeit
July 8, 2026
DGUV 112-139: Key Requirements for Personal Emergency Signal Systems at a Glance

This article explains the requirements of DGUV Rule 112-139 for the protection of lone workers and emphasizes the employer's duty to implement suitable measures such as personal emergency signal systems (PNA). These systems must provide, among other things, manual and automatic alarms, location tracking, and reliable alarm forwarding, ensuring that help is initiated within 15 minutes at the latest. The goal is to minimize risks associated with lone work and effectively guarantee employee safety.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspend Varius Enim in Eros Elementum Tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean Faucibus Nibh et Justo Cursus id Rutrum Lorem Imperdiet. Nunc ut sem vitae risus tristique posuere.

Pierre Gaska
Duration for solo worker blog
4 Minutes
Alleinarbeit
May 9, 2026
Deadman switch: Effective protection when working alone

Deadman switches are an innovative safety device that is intended to prevent accidents and ensure safety in various work environments, particularly when working alone. Learn more about this in our blog article.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspend Varius Enim in Eros Elementum Tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean Faucibus Nibh et Justo Cursus id Rutrum Lorem Imperdiet. Nunc ut sem vitae risus tristique posuere.

Pierre Gaska
Duration for solo worker blog
3 minutes

Get in touch

Please contact us directly at:

Telephone: 033/586 950 962
email: info@mobi-click.com

Alternatively, you can also use our contact form. Make an appointment with our experts to get advice on your unique operational requirements

Learn more about successful projects and practical examples in your industry.

✔ Test it for 14 days without obligation - with no follow-up costs
✔ Free support - no follow-up costs
✔ Maintenance-free infrastructure
✔ 24-hour around-the-clock service available on request

Logo Mobi Click
Thank you so much! Your request has been sent
Oops! Something went wrong while submitting the form.