Wio LTE US/AU/EU Version - 4G,Cat.1,GNSS, Espruino Compatible

The Wio LTE is a compact IoT development board that integrates LTE Cat.1 cellular connectivity with dual GNSS positioning (GPS and GLONASS) in a single module, designed for rapid prototyping of connected applications. Professional engineers and IoT developers use this board to build real-time location tracking systems, remote monitoring solutions, and cellular-connected edge devices without managing complex modem firmware. It solves the critical challenge of integrating reliable 4G connectivity and precise global positioning into embedded projects while maintaining ease of use through Espruino JavaScript compatibility.

Product Overview

The Wio LTE US/AU/EU Version combines a powerful ARM Cortex-M4 processor with an integrated LTE Cat.1 modem and multi-constellation GNSS receiver. The board operates on LTE frequencies optimized for US, Australian, and European networks, delivering download speeds up to 10 Mbps and upload speeds up to 5 Mbps. The dual GNSS engine provides concurrent GPS and GLONASS positioning with accuracy within 5 meters in open-sky conditions, enabling location-based IoT applications without external GPS modules. The Espruino JavaScript runtime eliminates the need for C/C++ compilation, allowing developers to write and deploy code directly on the device through a web-based IDE.

This development board features 1MB of RAM and 4MB of flash storage, sufficient for complex application logic and data buffering. The integrated power management system supports battery operation with deep sleep modes consuming less than 10 microamps, extending battery life in remote monitoring scenarios. Onboard sensors include a 3-axis accelerometer, enabling motion detection and activity tracking. The board includes a micro-USB port for programming and debugging, a nano-SIM slot for cellular connectivity, and multiple GPIO pins for interfacing with external sensors and actuators. The industrial-grade design operates reliably across -20°C to 60°C temperature ranges, making it suitable for outdoor and harsh environment deployments.

Key Specifications

Specification	Details
Product Type	LTE IoT Development Board with GNSS
Brand	Seeed Studio
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp
Processor	ARM Cortex-M4 @ 100 MHz
RAM	1 MB SRAM
Flash Memory	4 MB
Cellular Connectivity	LTE Cat.1 (FDD-LTE)
GNSS	Dual constellation GPS and GLONASS
Operating Frequency Bands	US/AU/EU optimized LTE bands
Data Rate	DL 10 Mbps, UL 5 Mbps
GNSS Accuracy	5 meters (open sky)
Onboard Sensors	3-axis accelerometer
Power Supply	Micro-USB 5V or Li-Po battery
Sleep Current	Less than 10 microamps
Operating Temperature	-20°C to 60°C
Programming Interface	Espruino JavaScript, USB serial
GPIO Pins	Multiple digital and analog pins
SIM Card	Nano-SIM slot

Key Features

• LTE Cat.1 Cellular Connectivity: Delivers reliable 4G connectivity with 10 Mbps downlink and 5 Mbps uplink speeds, eliminating dependency on WiFi infrastructure for remote IoT deployments
• Dual GNSS Positioning: Integrates GPS and GLONASS receivers with 5-meter accuracy in open-sky conditions, enabling precise location tracking without external modules
• Espruino JavaScript Runtime: Write and deploy JavaScript code directly on the device through a web-based IDE, dramatically reducing development time compared to C/C++ compilation workflows
• Ultra-Low Sleep Power: Achieves sub-10 microamp sleep current, extending battery life to months in dormant monitoring scenarios
• Onboard 3-Axis Accelerometer: Enables motion detection, activity tracking, and orientation sensing without additional hardware integration
• Industrial Temperature Range: Operates reliably from -20°C to 60°C, supporting outdoor installations and harsh environment applications
• Integrated Power Management: Supports both USB and Li-Po battery power with automatic switching and charge management
• Compact Form Factor: Small footprint suitable for wearables, asset tracking devices, and space-constrained embedded systems

Applications and Use Cases

• Asset Tracking Systems: Deploy real-time GPS tracking for vehicles, equipment, and valuable assets using LTE connectivity to transmit location data to cloud platforms with minimal latency
• Remote Environmental Monitoring: Build weather stations, soil moisture sensors, and air quality monitors that transmit sensor readings over cellular networks to centralized data collection systems
• Wearable Health Devices: Integrate into fitness trackers and health monitoring wearables with accelerometer-based activity detection and GPS-enabled route tracking
• Smart City IoT Nodes: Deploy parking sensors, traffic counters, and utility meters with cellular connectivity for autonomous data reporting without local WiFi infrastructure
• Precision Agriculture: Monitor crop conditions and equipment location across distributed farm fields using GNSS positioning and cellular data transmission
• Emergency Response Systems: Enable first responder location tracking and incident reporting through integrated LTE and GPS capabilities in harsh field conditions

How to Use

Begin by inserting a nano-SIM card with active LTE data plan into the SIM slot on the board. Connect the Wio LTE to your computer via the micro-USB port and navigate to the Espruino Web IDE at espruino.com/ide. The board will appear as a connected device in the IDE. Write your application logic in JavaScript, leveraging built-in libraries for LTE communication, GNSS positioning, and sensor access. Use the require() function to import modules for HTTP requests, MQTT publishing, or socket connections. Test your code by clicking the Send to Espruino button, which compiles and deploys it directly to the device without external toolchains.

For cellular connectivity, initialize the LTE modem using the AT command interface or high-level JavaScript libraries that abstract modem complexity. Configure APN settings matching your SIM provider's requirements. Implement event listeners for GNSS fix notifications to capture position data when satellite lock is achieved. Utilize the accelerometer for motion-triggered wake-up from sleep modes, reducing power consumption in battery-powered applications. Store sensor readings in the 4MB flash memory when cellular connectivity is temporarily unavailable, then synchronize data when the connection is restored. Monitor power consumption using the onboard power management features, adjusting sleep intervals and transmission frequency based on application requirements.

Frequently Asked Questions

Which LTE frequency bands does the US/AU/EU version support?

The Wio LTE US/AU/EU version supports LTE bands optimized for North American, Australian, and European networks. Specifically, it includes support for bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, and 71. Verify your carrier's supported bands before deployment. Some carriers may require band-specific firmware updates, which can be managed through the Espruino IDE.

Can I use this board with a standard Arduino IDE instead of Espruino?

While the Wio LTE is optimized for Espruino JavaScript runtime, it can be programmed using Arduino IDE with appropriate board definitions and libraries. However, this requires C/C++ programming and eliminates the rapid prototyping advantage of JavaScript. For optimal performance, ease of debugging, and access to comprehensive examples, Espruino is the recommended development environment. The JavaScript approach significantly reduces development cycles for IoT applications.

What is the actual battery life with continuous GPS tracking?

Continuous GPS tracking with active LTE transmission consumes approximately 150-200 mA, providing 8-12 hours of operation on a 2000 mAh battery. However, implementing intelligent duty cycling with periodic GPS fixes and batched data transmission can extend battery life to 2-4 weeks. The ultra-low sleep current of less than 10 microamps enables weeks of dormant operation with motion-triggered wake-up. Actual battery life depends on your application's GPS update frequency, transmission interval, and cellular signal strength.

Does the GNSS receiver work indoors or in urban canyons?

The dual GPS and GLONASS receiver provides improved performance in challenging environments compared to GPS-only solutions. However, dense urban canyons and indoor locations with poor sky visibility may result in longer time-to-first-fix or reduced accuracy. In such scenarios, consider implementing assisted GPS (A-GPS) using cellular network information to accelerate positioning, or integrate WiFi-based positioning as a fallback mechanism. The accelerometer can help estimate movement between GPS fixes in denied-signal environments.

What SIM card types are compatible?

The Wio LTE uses a nano-SIM slot, compatible with standard nano-SIM cards from major carriers. Ensure your SIM plan includes LTE data connectivity and supports the frequency bands used by the Wio LTE in your region. Some carriers require device registration or specific APN configurations. We recommend contacting your carrier's technical support to confirm compatibility before deployment. eSIM support is not currently available on this hardware version.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

Why Buy from The Engineer Store

Buy Wio LTE US/AU/EU Version - 4G,Cat.1,GNSS, Espruino Compatible Online in India

Purchase the Wio LTE US/AU/EU Version - 4G,Cat.1,GNSS, Espruino Compatible online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat.

Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.