Dakota Alert Smart Vehicle Sensor 4000
Dakota Alert’s buried vehicle probe with phone alerts, for a property where you want to know about every car without false alarms from wildlife.
Amazon $299.99$299.99
Magnetic probe1 mile1
3.4/5
The most capable kit here, for a gated property or business that wants direction-aware phone alerts and outputs to drive other equipment.
- Magnetic probeSensor
- 1 mile (claimed)Wireless range
- 1Sensors in box
- Phone app, Chime receiver, relay outputAlerts
Check price at Amazon$369.99
Price checked November 7, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Phone tells you whether a vehicle is arriving or leaving
- Senses only vehicles, so no false alarms from deer
- Relay and 12 V outputs for gates, lights or sirens
Cons
- Highest price in the ranking
- Two probes to bury beside the drive
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its sensor type. How we rank explains each one.
Specifications
| Model number | Smart DUAL Probe 4000 |
|---|---|
| Detection | |
| Sensor type | Magnetic probe |
| System | |
| Wireless range | 1 mile (claimed) |
| Sensors in box | 1 |
| Receivers in box | 1 |
| Sensors per receiver | Up to 16 |
| Price per sensor | $369.99 |
| Alerts | |
| Phone alerts (Wi-Fi) | Yes |
| Receiver power | Plug-in |
| Relay or 12 V output | Yes |
| Per-sensor alerts | Yes |
| Power and build | |
| Sensor power | CR123A batteries |
| Sensor battery life | A year or more on three CR123A batteries (included) |
| Operating temperature | -30 to 120°F |
| Warranty | 1 year |
Alternatives in this sensor type
Dakota Alert DCRH-4k Plus Hose
A vehicle-only kit you can set up in minutes without trenching, for a gravel or paved drive that isn’t plowed.
Amazon $149.99$149.99
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Dakota Alert DCPA-4k Plus Probe
The classic buried-probe kit for a long rural drive where you want to hear about cars and trucks and ignore wildlife.
Amazon $259.99$259.99
Magnetic probe1 mile1
Compare
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