---
title: CTN
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  description: "Description High-Performance Connectivity with Global 4G Compatibility The 4G Solar Router features dual 4G receiving antennas for strong and stable signal cove"
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![ST-SR08 4G Solar Router with Dual 4G Antennas 20100mAh Battery 10W–30W Solar Charging and Long-Distance WiFi](https://www.icseecam.com/wp-content/uploads/2025/11/ST-SR08-4G-Solar-Router-with-Dual-4G-Antennas-20100mAh-Battery-10Wu201330W-Solar-Charging-and-Long-Distance-WiFi.webp)

# **ST-SR08 4G Solar Router with Dual 4G Antennas 20100mAh Battery 10W–30W Solar Charging and Long-Distance WiFi**

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## Description

### High-Performance Connectivity with Global 4G Compatibility

The 4G Solar Router features dual 4G receiving antennas for strong and stable signal coverage. It supports FDD-LTE and TDD-LTE bands across Europe, South America, Africa, the Middle East, Southeast Asia, and Central Asia. With CAT4 performance delivering speeds up to **150Mbps (DL) and 50Mbps (UL)**, it ensures smooth video transmission, remote monitoring, and outdoor data access in off-grid locations.

### Solar-Powered Operation with Long Battery Life

Equipped with a built-in **20100mAh battery** (six 18650 lithium cells, replaceable or user-supplied), the **4G Solar Router** delivers more than **120 hours** of operation on a full charge. The new 10W solar panel provides fast and stable charging, and the system supports expansion up to 30W for regions with weak sunlight. Under continuous solar charging, the router can run **24/7** without interruption.

### Stable WiFi Transmission with Extended Range

This device integrates dual 5dBi WiFi antennas to provide more stable wireless coverage and longer transmission distance. The WiFi version supports IEEE 802.11 b/g/n at 2.4GHz, offering a **30–50m open-area range** and allowing up to **10 devices** to connect simultaneously. Default settings (SSID: ZSX-***, Password: 1234567890, Gateway: 192.168.0.1) simplify setup for field deployment.

### Rugged Design for Outdoor Environments

The 4G Solar Router includes mature and stable power management, adjustable mounting brackets, and built-in indicators for power, 4G, and WiFi status—making maintenance easier. Designed for outdoor reliability, it operates steadily between **-15°C to 60°C** and in humidity levels from **5% to 90%**, ensuring dependable performance in remote, harsh, or mobile applications.