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Secure Your Tools & Trailers from
Break-Ins

StealthALERT sends instant alerts if your tools, trailers, or gear are disturbed — even without Wi-Fi or power.

Mobile Jobsite Alarm

percent
helmet
average LOss
$2,500
  • $300M - $1B Thefts Annually (NICB)
  • Indirect costs 5 - 10x higherdirect costs, as project delays/rentals
  • Increased insurance premiums
  • 3/4 experience up to five thefts each year

Traditional Security Falls Short

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Locks
Can Be Cut

Locks, fences, surveillance easily cut and defeated. Theft can go unnoticed for hours or days.

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Cameras Have Coverage Gaps

Cameras have gaps in coverage, noisy alerts and only serve as a visual deterrent.

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Delayed
Response Times

Traditional measures rely on someone noticing the breach or discovering the theft after the fact. Authorities are notified too late, reducing the chance of recovery and catching perpetrators.

Stop a Thief

with StealthALERT

The size of a hockey puck, use StealthALERT in construction trailers, conex boxes, storage and more.

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mobile-jobsite-alarm
Product Secure

Cameras and Locks
Aren’t Enough

Use StealthALERT as a layer of security for every jobsite

Stop Burglars with StealthALERT

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$150
+$49.99/yr
(includes 30-Day Free Trial)
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3 Detection Sensors (Light, Motion, Vibration)
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Alerts Your Phone When Triggered
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Months Long Battery Life
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4G cellular (Works Anywhere)
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Temperature Humidity Sensors
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Monitor Any Jobsite

Product Secure

Secure,
Encrypted Alerts

End to end encryption ensures strong privacy

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Protect Conex, Enclosed Trailers and more

Perfect to monitor any enclosed space with tools and equipment, on any jobsite.

Quick and Easy Setup

The size of a hockey puck, StealthALERT is easily deployed in construction trailers, conex boxes, storage sheds and more. Scan the QR code and you’re done

  • No plugs or wifi needed
  • Leave anywhere
  • Alerts for an entire year
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Set Jobsite Hours

You can set custom alert hours, ensuring you get alerts when you need them most, off the jobsite.

Customize

Customize Sensor Name

Name each sensor for easy tracking.

Mount Anywhere

Place StealthALERT on any surface or use UniMOUNT for a secure hold with magnets, screws or ties.

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Add Multiple Subscribers

Share alerts easily—have others download the Simtek app and scan the QR code. No extra fees.

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Long Lasting Rechargeable Battery

1-year battery life per charge (10 alerts/month avg.).
No WiFi or power needed—works with solar or battery banks for extended use.

Monitor
Environmental
Conditions

Environmental information
at your fingertips

  • Temperature and humidity
  • Approximate location
  • Trigger type

Companion
App for Your
Phone

View and manage everything with the Simtek app

  • Name your sensor
  • Customize the alert messages
  • Allow multiple subscribers per device

Alerts
on Bumps
and Movement

  • New to 2nd-Generation Simtek Sensor
  • Accelerometer detects bumps and movement
  • Keeping you a step ahead

Temperature
and Humidity

Every alert includes temperature and humidity

Accessories for
Performance

Get the most out of your sensor

  • Braided metal antenna extension cable
  • Higher power upgraded plug-in antenna

Data Plan
Required

No contracts.
No cancellation fees. Period.

  • Cancel anytime
  • Monthly or annual option
  • One low price for maximum peace of mind

UniMOUNT Accessory

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Secure your StealthALERT anywhere with UniMOUNT. Featuring magnetic, screw, and tie-down options, this rugged mount adapts to safes, vehicles, storage areas, and more—ensuring maximum flexibility and security wherever you need it.

  1. Adjustable hinge
  2. Screw holes
  3. Magnets
  4. Tie-down slots
VIEW ACCESSORY
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Magnetic Mount

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Screw-In

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Tie-Down

What’s inside

Light Sensor

GSM Cellular Modem

Rugged Outer Shell

Inside

Infrared Motion Sensor (PIR)

Antenna Plug

Removable GSM Simcard

Rechargeable Battery

Dimensions

Antenna Port

Onboard Antenna

Infrared Motion Sensor

Light Sensor

Accelerometer

Infrared Motion LED

Micro USB

Temperature
& Humidity Sensor

dimensions

Specs

Dimensions1.48” x 3.66” x 3.26”
Weight4.3 oz /0.26 lbs
MaterialABS plastic
Battery lifeUp to 1 year
SensorsLight and Passive Infrared
Motion (PIR)
Sensivity15’ x 15’ motion range (big room in house) = any visible light
ConnectivityCellular (GSM)
Cellular Range200+ countries worldwide, with Duo’s Hight-perfomance GSM
Battery Type Rechargeable Lithium Ion Battery: RCR123a 650 mah
Warranty1 year limited with free technical support
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product-pluses

DESIGNED
IN USA

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1 YEAR
WARRANTY

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100% SATISFACTION
GUARANTEED

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Case Study

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Not an obvious need initially, but after using it I would be mad without it.

Chuck Rossi

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Once it’s setup and registered, just set it and forget it.

Boh Dupree

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Rock-solid reliable. It’s more reliable than any of the Samsung and Iris smart home stuff I’ve installed.

Scott Storkel

Read All Reviews

Common Contractor Questions

No. It’s designed to be stealth! An audible alarm only makes thieves steal faster. StealthALERT silently notifies you, giving time to respond.

Cameras have gaps in coverage, and everyone turns off the motion alerts. Cameras catch thieves after a crime happens. Cameras are perfect as a layer alongside the StealthALERT.

Yes! They simply need to download the Simtek app and scan the device QR code. Unlimited subscribers can get alerts at no additional cost.

It detects light, infrared motion and vibration. When a burglar is breaking into your job box, connex or trailer, it sends you an alert to your phone (or multiple phones) and provides you with an opportunity to call police, check surveillance or get there.

Yes! You can have as many sensors as you like, and set them up with one phone. Each unit requires a data plan and has unlimited subscribers and unlimited alerts.

A data plan is required for each sensor. $4.99 monthly or $49.00 if prepaid annually. Each sensor includes a 30 day free trial! Plans are purchased in the app, and can be canceled at any time without penalty in the app.

The rechargeable battery lasts 1 year with 10 alerts per month and sends you low battery notifications. For high volume alerts, use a usb solar charger or power bank.

Yes! You can name each sensor —perfect for labeling storage or job box locations.

Yes. In the Simtek app, there’s a bell icon that allows you to set up a “Custom Schedule” to receive alerts according to your schedule. Alerts will show in the app, but won’t send you notifications while on the job. E.g. you can set daily jobsite hours from 8am-5pm and receive alerts outside of that window!

Two sticky tapes are included with every unit. Ask about our “UniMount” accessory for more robust mounting options.

Email help@simtek.io

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Get peace of mind, today.

GET STEALTHALERT NOW