Best SMTPs/FTPs No-Glow Stealth 4G Trail Camera

The Willfine 4.0T-CG is a 4G cellular infrared trail camera built for serious hunters who demand maximum concealment in the field. Equipped with 59 pcs 940nm No-Glow IR LEDs, it captures crystal clear nighttime activitys without emitting visible light, helping reduce the risk of spooking game. With built-in GPS positioning and 4G LTE remote transmission, hunters can monitor camera location and field activity anytime — without physically entering the hunting area.

Why No-Glow Matters So Much

Game animals — especially large cervids — are extremely light-sensitive. Even 850nm low-glow IR still emits a faint red glow in the dark, while the 4.0T-CG uses 940nm No-Glow technology, placing the IR light fully outside the visible spectrum. Day or night, the camera remains completely invisible to both wildlife and humans.

Core parameters of the product

32MP Image Quality

1080P Video with Sound

20M Detection Range

0.2s Trigger Speed

940nm Infrared Technology

GPS Location Pin

SMTP(s)/FTP(s) Transmit Options

IP66 Weatherproof

2.0"TFT Color Screen

12×AA batteries / DC 12V-2A

SD card 8GB–128GB, up to 128GB max after formatting; IP66

Core strengths

32MP Stunning Image Quality

Up to 32MP photo resolution (6528 x 4896) makes it easy to distinguish antler structure and judge body size — reliable visual evidence for sound hunting decisions.

Always Connected — Auto Carrier Selection Across 140+ Networks

Automatically switches and connects across 140+ cellular networks to maintain a stable connection in remote mountains, farms, and wilderness, ensuring real-time image transmission and uninterrupted intelligence.

On-Demand Image & Video Capture — Triggered Remotely in Real Time

No on-site visit required; remotely initiate photo or video capture requests via the App to obtain the latest hunting ground dynamics in real time.

Built-in Color LCD — Easy Setup & On-Screen Preview

Built-in 2.0-inch TFT color LCD screen allows on-site preview of captured footage and parameter adjustment right after powering on without needing a phone, greatly increasing deployment efficiency for multiple units.

Built-in GPS — Camera Location Tracking with Theft Alerts

Built-in GPS records each camera's exact coordinates — clear management and theft protection across multi-camera deployments. Once moved or stolen, alerts are triggered immediately, providing double security for your assets.

Product Specifications

Sensor	5 Megapixels CMOS
Aspect Ratio	4:3
DFOV	60 or 100
F No.	F2.0 or F2.4
4G Module	LTE Cat1；European/American Version；
GPS	Support
Bluetooth	N/A
WiFi	N/A
NFC	N/A
LCD	2.0” TFT
Resolution	320x240
Day Mode	Color
Night Mode	Black-and-White
Photo Size_SD Card	5MP-2560x1920 8MP-3264×2448 12MP-4032×3024 24MP-5632×4224 32MP-6528×4896
Photo Size_Send	Small-1280x960 Bigger-1984×1488 HD-5MP~32MP
Multi-shot	1P/2P/3P/4P/5P
File Format	.JPG
Video Size_SD Card	WVGA-848×480 HD-1280×720 FHD- 1920×1080
Video Size_Send	WVGA-848×480 HD-1280×720 FHD-1920×1080
File Format	.MP4
Encoding	H.265
SD Card Update	Support
OTAUpdate	N/A
Local Storage	SD Card；8GB~32GB // 128GB Max
PIR	PIR Sensor：Digital PIR PIR Sensitivity：L1 to L9 Range：Maximum support of 20m Direction：60° Trigger Time：Approximately 400-500ms




Light Sensor	Support
Temperature	Support
Microphone	Support
Speaker	N/A
SD Card	Standard SD card slot
SIM Card	Standard SIM card slot
USB	Standard Type-C interface
DC Port	4.4mm × 1.6mm DC interface
TCP	N/A
HTTP(s)	N/A
MQTT	N/A
RTSP	N/A
SMTP	Support
FTP	Support
FTPS	Support
DC Supply	DC 12V-2AAdapter
Battery Supply	12pcs；AA Battery
Switch	1pcs；ON/SETUP/OFF
Key	6pcs；MENU/UP/DOWN/LEFT/RIGHT/OK
Light	1pcs；Status：Red Colored LED
IR LED	； 59pcs No-glow IR leds
Camera Dimensions	With 4G antenna: 339mm × 116mm × 72mm Without 4G antenna: 152mm × 116mm × 72mm
Camera Weight	With 4G antenna: 403g Without 4G antenna: 363g
Product Box Dimensions	202mmx122mmx92mm
Product Box Gross Weight	650g
Outer Carton Dimensions	50.8cmx41.5cmx21.5cm
Outer Carton Gross Weight	11.5kg
Operating Temperature	-20 ~ 55
Storage temperature	-25 ~ 60 ℃ ℃
Operation Humidity	5%-90% ℃ ℃
Storage Humidity	40%-60%
Waterproof spec	IP66
Certification	CE、FCC、RoHS、IP66

FAQ

1、Do you support OEM/ODM services?

Yes, we are a professional manufacturer with an in-house R&D team. We support OEM services including logo printing on the camera housing, packaging box and user manual. We also provide ODM services covering firmware & App customization and new mold development.

2、What is the MOQ for custom branding?

3、What certifications do your cameras have for international markets?

4、Can I get a sample to test before placing a bulk order?

5、What is your typical lead time for mass production?

6、How do you ensure product quality and control the RMA rate?

We run a strict three-step quality control system: IQC: Incoming inspection for key components such as sensors, lenses and PCBA. IPQC: Online functional testing during production. OQC: 100% full inspection before shipment, including IP66/IP67 waterproof testing and night vision performance verification. Our RMA rate is stably controlled below 2%.

7、Do your 4G/Cellular cameras support local frequency bands in my market?

8、Are your cameras compatible with external power supplies and solar panels?

9、What is your warranty policy and after-sales support?

Why Partner with Willfine?

100+ R&D Specialists

We don't just assemble; we innovate. Our in-house engineers handle everything from PCB design to proprietary AI species recognition.

Full-Stack Ecosystem

We provide seamless Cloud Server Installation (AWS/Oracle) and white-label App development.
You focus on sales; we handle the tech.

Rock-Solid Supply Chain

With a 300,000-unit monthly capacity and ISO9001/BSCI certifications, we deliver proven reliability trusted by over 1 million users across 80+ countries.

Category Leaders

We specialize in the high-growth sectors of Smart Birding Cameras, 4G Cellular Trail Cameras, and Off-grid Solar Security.

20+

Years

AI Labs

100+

R&D Engineers

120+

Countries

3 Million+

Annual Capacity

Chip Solutions

About Us

Twenty years ago, we set out to make outdoor cameras that actually work. We still do.

Since 2004, Willfine has engineered hardware behind some of the most trusted trail cameras on the market — pioneering GPRS connectivity before it was a category. Today, we're defining what's next: 4G-connected smart birding cameras, AI-powered wildlife monitoring, and off-grid security systems built for the real world.

Hardware alone doesn't build a brand. That's why we've built something most manufacturers can't offer: a complete, end-to-end technology stack.

Our team of 100+ R&D engineers handles every layer — custom hardware design, on-device AI (including species recognition), AWS and Oracle cloud infrastructure, and white-label mobile app development. When you bring us a product concept, you're not getting a factory. You're getting a technology partner who can take you from idea to market-ready in as little as three months.

Your vision. Our stack. Built to last.

Willfine outdoor camera research and development

Waterproof Test

Beyond Manufacturing, We Deliver Value

Willfine delivers full-stack capability — from hardware and Edge AI to connectivity, cloud, and applications — enabling partners to launch intelligent, efficient, and reliable outdoor imaging products and services.

Four Core Values

Full-Stack R&D and In-House Design— From hardware and mechanical design to firmware, AI algorithms, and cloud platforms, everything is developed in-house for greater product consistency and faster iteration.

Edge-to-Cloud Integration — We provide integrated solutions from front-end devices to backend platforms, reducing development complexity and integration costs.

Field-Proven Reliability— fOur products are extensively tested in demanding outdoor conditions to ensure long-term stability, durability, and reliability.

Fast Customization & Scalable Delivery — We support deep ODM/OEM customization with fast response times and scalable manufacturing capabilities.

Four Core Values.webp

AI Native Outdoor Imaging

We are not simply adding AI to traditional outdoor devices. We are redefining outdoor imaging products from the ground up with AI at the core.  

Willfine specialize in building intelligent outdoor imaging systems designed for real-world environments, combining AI technology, edge computing, and global connectivity to deliver reliable, efficient, and scalable solutions for hunting, wildlife observation, nature monitoring, and outdoor security.

Built for the real world. Designed for the outdoors.

Unlike AI products designed mainly for lab conditions, our systems are engineered from day one for demanding outdoor environments. From freezing mountains to humid forests, from ultra-long standby performance to remote data transmission, every detail is validated in real-world field conditions.

Edge AI + Cloud AI Integrated Architecture

Our systems combine Edge AI and Cloud AI into a unified architecture, enabling real-time on-device intelligence together with powerful cloud-based analysis.

AI at the Edge — The device itself can perform multiple intelligent recognition and analysis tasks, including:Object Detection、Image Recognition、Behavior Analysis、Low-Power, High-Efficiency AI Processing. Edge computing significantly reduces false triggers, minimizes unnecessary data transmission, and improves battery efficiency.

AI in the Cloud— The cloud platform further enables:AI Model Training & Optimization、Data Management & Insights、Visualization & Real-Time Alerts. The collaboration between edge devices and cloud services helps customers rapidly build a complete AI-powered outdoor imaging ecosystem.1

AI Native Outdoor Imaging.webp

Trail Camera

Best SMTPs/FTPs No-Glow Stealth 4G Trail Camera

Why No-Glow Matters So Much

Core parameters of the product

12×AA batteries / DC 12V-2A