LoRaWAN® Wearable Panic Button · Watch-Style Safety Wristband

Personnel TagPT-3-LoRa

A LoRaWAN® panic button in a watch-style wristband. The PT-3-LoRa combines long-range LoRa transmission with GPS positioning and dual programmable SOS alerts — reaching up to 5 km from the nearest gateway, without any cellular subscription. Wear it, clip it or mount it on a helmet.

LoRaWAN 1.0.3 up to 5 km GPS Positioning IP67 Dual SOS Alerts 300 mAh Magnetic

4Mining Personnel Tag PT-3-LoRa — LoRaWAN wearable panic button

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Wear it. Clip it. Mount it.

Optional bases support back-clip and helmet mounting, so the PT-3-LoRa adapts to nurses, guards, maintenance staff and construction workers — while 5 km LoRa coverage keeps deployment simple, with no cellular network required.

4Mining · Personnel Tag PT-3-LoRa LoRaWAN wristband panic button · GPS positioning · dual SOS · www.4-mining.com

Technical Specifications

LoRaWAN V1.0.3 wearable panic button with GPS positioning and magnetic-charge battery.

Specification	Personnel Tag PT-3-LoRa
LoRa Wireless
Protocol	LoRaWAN® V1.0.3
LoRa chip	SX1262
Frequency bands	EU868 · AU915 · US915 · IN865 · KR920 · RU864 AS923 · AS923-1 / -2 / -3 / -4
Max TX power	22 dBm
Sensitivity	−137 dBm @ SF12
Range*	Up to 5 km (urban open space)
Positioning
GPS	GNSS — meter-level accuracy
Hardware
Dimensions	47 × 43.3 × 15.2 mm
Power button	Magnetic switch
Indicator	Three-color LED (front panel)
SOS alerts	2 × independent programmable · anti-accidental-touch
Working modes	Scheduled · Periodic · Motion · Hybrid
Mounting	Wristband · back-clip · helmet (optional)
Power
Battery	300 mAh rechargeable · magnetic charging
Environment
Operating / storage temp.	−20 °C … +60 °C
Humidity	10 % … 90 %
IP rating	IP67
Certifications	CE · FCC · REACH · RoHS (pending)

Personnel Tag PT-3-LoRa — dimensioned drawing — **Dimensions.** Device head 47 × 43.3 × 15.2 mm · overall length 115.8 mm including watch-style strap.

*Range measured in open urban area with no obstacles. Actual range depends on environment, antenna gain and LoRaWAN gateway placement.

4Mining · Personnel Tag PT-3-LoRa CE · FCC · REACH · RoHS · www.4-mining.com

Features & Applications

Key Features

A practical, durable safety wristband for fast and reliable emergency response.

5 km LoRa range — LoRaWAN V1.0.3 covers large sites, campuses and industrial parks with minimal gateway infrastructure and no cellular subscription.
GPS positioning — GNSS tracking delivers meter-level personnel location across outdoor sites and remote areas.
Dual programmable SOS — two independent alert triggers with anti-accidental-touch design; multi-click, long-press (up to 10 s) and alarm-priority logic.
Flexible mounting — watch-style wristband with optional back-clip and helmet bases for nurses, guards, maintenance and construction crews.
Three-color LED + multi-mode — front-panel status indicator; scheduled, periodic, motion and hybrid working modes.
IP67 + magnetic charging — waterproof durable shell with a 300 mAh magnetic-rechargeable battery for simple, contactless charging.

Personnel Tag PT-3-LoRa — helmet / belt-clip mount — **Wear it. Clip it. Mount it.** Optional bases add back-clip and helmet mounting — one device for wrist, belt or hard-hat.

Applications

Schools & Campuses

Fast emergency response and staff duress alerts across school grounds and campuses.

Hospitals & Care

Lone-worker and staff-safety alerting for nurses and care personnel.

Construction Sites

Helmet- or clip-mounted panic alerting across large outdoor worksites.

Industrial Parks

Wide-area worker safety over factories with minimal gateway rollout.

Johannesburg, South Africa
+27 11 568 4404 · info@4-mining.com
www.4-mining.com

Customized IoT solutions from a single source

LoRaWAN 1.0.3CE FCCIP67