W20L Solar Powered Satellite Asset Tracker

W20L is a solar-powered asset tracking device with cellular and satellite connectivity, designed for reliable operation in remote and no-signal environments.
It is ideal for shipping containers, land transport assets, non-powered trailers, and fishing vessels.

Key Features

  • Dual connectivity: Cellular + Satellite for continuous tracking

  • Long-lasting power: High-efficiency solar charging with 12,000mAh battery

  • Rugged design: IP67 waterproof, built for harsh outdoor conditions

  • Bluetooth support: Connects to temperature & humidity sensors, beacons, and door sensors

  • 6-axis motion sensor: Detects dumping, rollover, and abnormal movement

  • Anti-tamper alarm: Hall-effect sensor for installation security

  • Water fall detection: Alerts when the device falls into water

  • External wired interface: Supports ACC detection, fuel & power cut-off, fuel level monitoring, SOS alarm, and more

  • Applications: Dry Cargo Container Tracking, Fishing Vessel Monitoring, Trailer Asset Tracking

Product Parameters

Additional information

Positioning Mode

GPS, BDS, LBS, WIFI (optional)

Positioning Band

L1, B1

Positioning Precision

<2.5m CEP

Tracking Sensitivity

‎-163 dBm

Capturing Sensitivity

‎-158 dBm

Positioning Time

Avg.hot start <1s
Avg.cold start <28s

Communication Standard

LTE Cat1/Satellite communication

Max Output Power

4.2V

Operating Current

<60mA

Standby Current

< 2 μA

Battery

12000 mAh

LED Indication

GSM(Blue),GPS(Green),Power(Red)

Card Slot

‌Micro SIM card/e-SIM

Protection Rating

IP67

Operating Temperature

-20℃ ~ +70℃

Operating humidity

10%~85%RH

Product Features

Real-Time Tracking

Optimize and streamline your delivery process to drive efficiently.

Temperature/Humidity Sensor(Optional)

Optional peripherals to monitor temperature and humidity to gain visibility into your operations and help save money.

Low-Battery Alarm

Trigger an alarm when the device battery is about to run out of charge.

Strong Magnetic Mount

Near-zero installation:the tracker tightly and effortlessly fastens to most metal surfaces.

Multiple Alerts

Instant alerts for atypical events such as car fault, overspeed, ignition detection, collision, geo-fence entry/exit, etc.

Remote OTA

Using OTA technology doesn’t just promote security updates to be sent to devices. It also encourages new functionality to be rolled out.

Customer Reviews

Sophia L., Supply Chain Director
Sophia L., Supply Chain Director@sophia_l
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We've been using SEEWORLD's GPS trackers for our delivery fleet across rural areas in Texas, and the accuracy has been outstanding. Even in areas with weak signals, the device still sends location updates reliably. The long battery life means we don’t have to worry about frequent charging. Highly recommended for any logistics company!
Daniel R., Operations Manager
Daniel R., Operations Manager@daniel_r
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Our company transports temperature-sensitive medical supplies, and the W18L GPS tracker has been a life-saver. The built-in temperature and light sensors give us peace of mind, and alerts help us react quickly if anything goes wrong. Installation was simple and the mobile app is user-friendly.
James T., Construction Project Lead
James T., Construction Project Lead@james_t
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I was impressed with the transparent pricing and how easy it was to set up the tracker using Bluetooth. The smart tracking mode helps extend battery life without sacrificing accuracy. It’s waterproof, durable, and works perfectly for managing our equipment across multiple job sites.
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Note: We do not support tracking of people, bags, wallets, phones, or computers.
SEEWORLD provides B2B solutions only — not for individual or personal use.