LONE WORKER DEVICES

SOS + GPS + Man Down + Two-Way Voice.

No Monitoring Fees.

Mercari Lone Worker Devices are designed to protect employees, contractors, and individuals who work alone or in high-risk environments. The lone worker safety devices offer multiple safety features, including:

Panic button (SOS alarm): Allows the user to signal for help instantly by pressing a button.
Man down alarm: No Motion alert automatically detects if a user has become unconscious, or is not moving for a set period and alerts emergency contacts.
Automatic Fall detection: Uses sensors to detect sudden movements and impact, automatically triggering an alarm.
GPS tracking: Provides real-time location data to help responders find the user quickly.
Two-way voice communication: Allows the user to speak with emergency contacts through the device’s built-in speaker and microphone.
Pre-alert function: A discreet button that can be pressed if a user feels unsafe, notifying a support person that assistance might be needed.
NOW Includes 12 Month SIM card subscription (USA Only)
Pricing From $475

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MERCARI LONE WORKER DEVICE

How It Works:

Wear the device (pendant/wrist/clip)
Press SOS or auto-detect fall/man-down
Alerts sent (SMS/call + GPS link to your contacts)
Ideal for:
- Contractors & utilities field techs
- Security patrols
- Community healthcare visits
- Rural/agri workers
- Labs/warehouses (Pro Version - base station option)
- Mercari Lone Worker Alarm – Quick Facts
  - Device type: wearable lone worker alarm (not an app, no software required)
  - Trigger types: SOS button + optional fall/man-down
  - Alert types: SMS + phone call + Google Maps link
  - Monitoring: not required (own outright)
  - Coverage: 4G cellular (confirm with provider)
  - Setup: text-command programming / options include setup included
  - Warranty: 1 year

Lone Worker Device With SOS + GPS + Fall Detection

Mercari Technologies' lone worker devices are used in a variety of industries to protect employees who work in isolation or in high-risk environments. The safety features, such as man-down detection, GPS tracking, and panic buttons, are valuable for workers who face potential hazards or threats

Common industries where these devices are used include:

Healthcare and social services: Visiting nurses, home health aides, and social workers who enter private residences may face risks of medical emergencies or violence.
Construction: Workers on construction sites often operate heavy machinery, work at heights, and are in remote areas of the site, making fall detection and location tracking essential.
Utilities and field services: Technicians who work alone on power lines, pipelines, or telecommunications towers benefit from devices that provide GPS tracking and a man-down alarm, especially in remote locations.
Security: Guards on patrol, especially during night shifts or in large, isolated facilities, rely on panic buttons and GPS tracking to stay connected and call for help in case of an incident.
Manufacturing and industrial plants: Employees who work around heavy machinery, chemicals, or in high-noise environments benefit from automatic fall detection and easy-to-use panic alarms.
Retail: Lone workers in small shops, gas stations, or those working late shifts are more vulnerable to violence and can use a discreet panic button to alert others if they feel threatened.
Logistics and transport: Delivery drivers and other transport workers who spend time alone on the road or at remote locations can use these devices for emergencies.

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Lone Worker Alarm

This Lone Worker solution is a personal panic alarm safety device that allows individuals to call for help in an emergency situation, Panic or Duress simply by pressing a button. The Lone Worker Safety Device comes in the form of a wearable pendant, can be worn as a watch, on a belt clip or lanyard and features a large, clear SOS button that can be pressed at any time

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Man Down - Fall Detection

A fall detection pendant is a wearable device that is designed to detect falls and automatically alert emergency services or up to 10 designated contacts in case of an emergency. The device is intended to provide peace of mind and an extra layer of safety for people who are in danger of falls or working at heights. It also has Man down, Check in and No motion detection Functions.

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GPS Tracker Locator

The value of GPS tracking for the safety of employees lies in its ability to locate and monitor the whereabouts and movements of employees in real-time. This information can help employers ensure that their employees are safe while working, especially in high-risk environments such as remote locations, dangerous work sites, or hazardous transportation routes.

What is the Benefit of a Lone Worker Device?

A dedicated lone worker device is invaluable in the USA because it directly reduces the most serious risk in isolated work: delayed response when something goes wrong. In many industries—utilities, construction, oil & gas, facilities maintenance, healthcare home visits, security, logistics, and property management—employees often work out of sight and out of earshot. When an injury, medical event, fall, assault, or vehicle incident happens, minutes matter. A purpose-built lone worker alarm gives workers immediate access to help with a one-press SOS and can automatically escalate emergencies through features like man-down/no-motion or fall detection when a worker can’t call for help.

For employers, a dedicated lone worker alarm strengthens duty-of-care and supports safer operations by providing a practical control that can be deployed across teams, sites, and regions. It improves incident response by sending alerts directly to nominated contacts and sharing location information, which can reduce the severity and cost of incidents. It also helps standardize lone worker procedures—check-ins, escalation paths, and response responsibilities—so supervisors and dispatch teams know exactly what to do when an alert comes in. Over time, this can help reduce workers’ compensation exposure, operational downtime, and reputational risk.

For workers, the value is simple: confidence and safety. A dedicated device is easier to activate under stress than a smartphone app and avoids common failure points such as app crashes, notification settings, and dead phone batteries. When employees know they can summon help instantly—and that automatic alerts will trigger if they’re incapacitated—they’re more comfortable taking on remote tasks, after-hours shifts, and solo assignments. In the USA market, where mobile and distributed workforces are common, a reliable lone worker alarm becomes a core part of modern workplace safety and a strong signal that an employer genuinely prioritizes people.

We are also able to provide devices compatible with alternate worldwide locations (See FAQ)

Area Specific Versions:

USA - Canada - UK - Europe - Middle East - Asia - Australia