Portable 4g mifi Hotspot
This credit card-sized router instantly converts 4G LTE into a secure WiFi6 network for multiple devices. With a built-in 2100mAh battery and simple Type-C charging, it’s perfect for business travel, hotel rooms, outdoor live streaming, home entertainment, or remote projects needing reliable high-speed internet.
Our Advantages:
- Quality build ensures lasting performance
- Flexible MOQ for test and bulk orders
- Steady lead times for project success
- Full OEM for personalized branding
- Certified to global safety standards
- Samples ready for your evaluation
Note: For specific requirements, please send us an inquiry to contact us.
- Datasheet
- Product Overview
- How to Choose
| Model | M302 SE |
| WiFi | WiFi6 2.4GHz 802.11b/g/n/ax, 286Mbps |
| LTE | DL 150Mbps, UL 50Mbps |
| LED | 4G, WiFi, Battery |
| Device Interfaces | 1 x SIM Card Slot (Mini SIM，eSIM optional) 1 x Reset Button 1 x Power Button 1 x Type-C Port |
| Power Supply | Type-C 5V/1A |
| Battery | 2100mAh (3000mAh optional) |
| WiFi Antenna | 1 x Internal Antenna |
| LTE Antenna | 2 x Internal Antenna |
| Physical Features | Size: 64*12*105mm |
| Working Environment | Operating Temperature: -10°C~55°C Storage Temperature: -40°C ~70°C Operating Humidity: 10%~90% (typical) |
You’re tired of field teams losing connectivity mid-job site inspections, remote crews struggling with unsecure public WiFi during client visits, or off-site events where wired internet is non-existent. Slow file transfers derail deadlines, lag ruins critical video conferences, and unprotected networks put your business data at risk. You need a portable, reliable solution that works everywhere your team goes.
Our 4G MiFi is the answer. As a top-tier router mifi 4g lte, it delivers stable LTE speeds up to 150Mbps via 2*2 MIMO technology, ensuring no lag during high-bandwidth tasks. It supports up to 10 simultaneous users, so every member of your team can connect laptops, tablets, or IoT devices without compromising performance. The built-in 2000mAh battery keeps your team connected for 8+ hours on a single charge, and you can extend runtime with any USB power bank for all-day field work.
This mifi router 4g works with any standard nano SIM card across 100+ countries—swap in local prepaid SIMs to cut roaming costs by 90%. Advanced WPA2 encryption shields your sensitive data from public network threats, and setup takes just 60 seconds: insert a SIM, press the power button, and connect. No technical expertise needed, no messy cables, no dead zones. This 4G MiFi is your team’s reliable connectivity hub, keeping everyone productive no matter where the job takes you.
MiFi Selection Guide
Quick Recommendation
➤ Budget-Friendly 4G Portable MiFi → M302 SE
➤ Enhanced 4G All-Day MiFi → M305
➤ High-Speed 5G Premium MiFi → M352 PRO
➤ Budget-Friendly 4G Portable MiFi
Recommended: M302 SE
An affordable, compact 4G MiFi designed for reliable basic internet access for individuals and small groups during travel or daily use.
Best for: Budget-conscious users, daily commuters, casual travelers, and as a backup home internet option.
➤ Enhanced 4G All-Day MiFi
Recommended: M305
A feature-packed 4G MiFi with improved speed and battery life, tailored for all-day connectivity needs for remote work and extended outdoor activities.
Best for: Remote workers, frequent travelers, families needing shared connectivity, and outdoor enthusiasts like hikers or campers.
➤ High-Speed 5G Premium MiFi
Recommended: M352 PRO
A top-tier 5G MiFi with gigabit-level speeds and advanced features, designed for power users requiring high-bandwidth connectivity for streaming, gaming, and professional tasks.
Best for: Power users, content creators, remote professionals handling large files, gamers, and users in areas with reliable 5G coverage.
➤ Need Help Choosing?
If you are unsure which wireless router best fits your project or business requirements, our team is ready to assist.
Please contact us at: zy@comfast.cn
All-Day Battery Performance
Tired of portable routers dying mid-meeting or during outdoor live streams? Our 4g mifi delivers up to a full day of use with its 2100mAh battery for browsing, emails, social media, and streaming. It eliminates frequent charging hassles while providing stable mifi lte 4g connectivity for business travel or remote projects.
WiFi 6 Multi-Device Power
Struggling with lag when several users connect at once? This router mifi 4g lte uses advanced WiFi6 with OFDMA and MU-MIMO to handle multiple devices smoothly at up to 300Mbps on 2.4GHz. It solves bandwidth bottlenecks for smooth video calls, gaming, and sharing in hotels, offices, or group travel.
Blazing LTE 4G Speeds
Frustrated by weak signals or slow downloads on the road? The 4g mifi achieves 150Mbps download and 50Mbps upload with CAT4 LTE and dual internal antennas. It delivers reliable mifi router 4g performance for streaming, work, or live broadcasts anywhere carrier coverage exists.
Ultra-Portable Credit Card Design
Hate carrying bulky routers that complicate travel or pocket space? This slim 105×64×12mm 4g mifi fits anywhere with simple power and reset buttons plus clear LED indicators for 4G, WiFi, and battery status. It provides effortless mifi lte 4g freedom for daily use or international trips.
Reliable Integration Advantage
We ensure seamless coordination across your operations:
COMFAST Related Products
About COMFAST
Advanced Wireless Networking Solutions Provider
Our company focuses on enterprise-grade network communication and wireless coverage solutions. As a professional manufacturer and B2B supplier, we combine R&D, manufacturing, customization, and service capabilities. Our main products include wireless adapters, wireless repeaters, routers, wireless access points (APs), wireless bridges, switches, and related networking devices. With advanced technical expertise, standardized production processes, and efficient service systems, we deliver stable, reliable, and high-performance wireless networking products along with customized services for global partners.
We are customer-centric and provide one-stop B2B services from requirement analysis, solution design, product customization, sample validation, mass production, and on-time delivery, along with full technical support and after-sales service to form a complete service loop. Our strict quality control system, comprehensive certifications, mature OEM/ODM capabilities, and stable supply chain allow flexible cooperation including project bidding, engineering deployment, brand customization, and international trade. We strive to be your trusted long-term supplier.
You can use this 4G MiFi for up to 8 hours of continuous use on a single charge when supporting 3 to 5 active users. If you leave it on standby without active data usage, the battery extends to about 12 hours. When connecting 8 to 10 users simultaneously, runtime decreases to 5 to 6 hours because more devices consume more power. You can easily extend battery life by plugging the device into a portable power bank or USB wall charger while using it. For all-day field work, pairing it with a 10,000mAh power bank will keep it running for 30 or more hours straight without interruption. For a mifi router 4g, this battery performance provides reliable connectivity for full workdays or long travel days. COMFAST MiFi devices are designed to keep you connected when you need it most.
Getting this 4G MiFi up and running for the first time is quick and requires no technical expertise. First, power off the device and insert an activated 4G SIM card into the slot. Second, press and hold the power button for 3 seconds to turn it on. Third, wait 30 to 60 seconds for the LTE and WiFi indicators to turn solid, which means the device has connected to the network. Fourth, on your device, search for the WiFi network name and password printed on the back of the device, then connect. For added security, you can customize the SSID and password through the device’s web management interface after the initial connection. For a router mifi 4g lte, this plug-and-play setup means you can get online in just a couple of minutes. COMFAST MiFi devices are designed for hassle-free installation that anyone can handle.
This 4G MiFi can support up to 10 simultaneous wireless connections, making it ideal for small to medium-sized teams. Everyone can connect laptops, smartphones, tablets, or even portable printers without experiencing slowdowns or dropped connections. The 2×2 MIMO technology ensures each device gets a dedicated, stable signal, so video conferences, large file transfers, and streaming all run smoothly even when the device is at full capacity. For a mifi lte 4g, this device capacity provides reliable connectivity for group travel, remote work teams, or small office setups. COMFAST MiFi devices are built to handle multiple users without compromising performance.
Yes, this 4G MiFi will work with the SIM card you already have, as long as it is a nano SIM from a 4G LTE carrier. The device uses the standard nano SIM size, which is the most common size in modern smartphones. It works with both prepaid and postpaid data plans, and there is no carrier lock, so you can swap in local SIM cards when traveling internationally to avoid costly roaming fees. If you have a micro or standard SIM, you can use an affordable SIM adapter to fit it into the device’s slot. For a mifi router 4g, this SIM flexibility means you can use your existing data plan or switch to a local carrier at your destination. COMFAST MiFi devices are designed to work with the SIM cards you already have.
If your 4G MiFi connection is slow or keeps dropping, follow these troubleshooting steps to identify and fix the issue. First, move to an area with better cellular signal, avoiding basements, thick concrete walls, or remote mountainous regions where coverage is weak. Second, restart the device by holding the power button for 10 seconds to clear temporary glitches. Third, verify your SIM card is properly inserted and has an active data plan with sufficient balance. Fourth, update the device’s firmware through the web management interface to ensure optimal performance and bug fixes. Fifth, if multiple users are connected, temporarily reduce the number of connected devices to check if performance improves. If issues persist, contact your carrier to confirm network coverage in your area. For a router mifi 4g lte, these steps resolve most common connectivity problems without requiring professional support. COMFAST MiFi devices are designed with user-friendly diagnostics to help you troubleshoot quickly.
Yes, this 4G MiFi is a good choice for staying connected while traveling internationally. It works with 4G LTE networks in most countries and is carrier-unlocked, so you can insert a local prepaid SIM card at your destination to get affordable, high-speed connectivity without paying expensive roaming fees. The battery lasts up to 8 hours of continuous use, which covers a full day of exploring, working, or navigating in a new city. It supports up to 10 devices, so you can share the connection with travel companions or connect multiple devices yourself. The compact, lightweight design fits easily into a pocket or bag for convenient carry. For a mifi lte 4g, this combination of global compatibility, battery life, and portability makes it an essential travel accessory. COMFAST MiFi devices are built to keep international travelers connected wherever they go.