FlightScope i4 Rangefinder
Smart Laser Precision with Environmental Intelligence 🎯
The FlightScope i4 Rangefinder is not just a standard golf laser. It is a next-generation smart rangefinder built for players who want true playing distances, advanced environmental correction, and real-time club confidence.
Powered by FlightScope’s patented Environmental Optimizer Engine, the i4 delivers ultra-fast laser accuracy while adjusting for slope, wind, elevation, and atmospheric conditions.
Whether you're attacking pins or planning safer layups, the i4 helps you make smarter decisions on every shot.
⚡ Ultra-Fast Laser Accuracy (5–1,000 Yards)
The i4 delivers lightning-speed distance readings in just 0.05 seconds, covering everything from short approaches to long par 5s.
- Range : 5 – 1,000 yards
- Instant target lock
- Crisp distance clarity for flag, hazards & layups
Perfect for golfers who demand precision without delay.
🌬️ Environmental Intelligence with FS Mode
Unlike traditional rangefinders, the i4 becomes your personal on-course assistant thanks to FS Mode.
It automatically adjusts playing distance using live environmental factors such as:
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Wind speed & direction 🌪️
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Temperature & humidity
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Air pressure & density
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Elevation changes ⛰️
Result : the most accurate effective playing distance possible, even in changing weather.
📲 Bluetooth Connectivity + FS Golf App Integration
Pair the i4 via Bluetooth 5.3 with the free FS Golf App to unlock :
- AI-powered club recommendations
- Smart performance insights
- Personalized shot planning
- Smart Gapping reports
A mobile device with cellular data is required to access wind and full FS Mode features.
⚙️ Technical Specifications
Rangefinder Specs Overview
| Feature | Details |
|---|---|
| Weight | 180g (ultra-light design) |
| Measuring Range | 5 – 1,000 yards |
| Measurement Speed | 0.05 seconds ultra-fast response ⚡ |
| Battery Type | USB-C rechargeable (up to 15,000 clicks) 🔋 |
| Waterproof Rating | IPX4 weather-resistant protection 🌧️ |
| Material | PC-ABC / Polycarbonate durable shell |
| Bluetooth Version | Bluetooth 5.3 connectivity 📲 |
✅ FS Golf App Compatibility & Requirements
To utilize all advanced features of the i4 Rangefinder, the FS Golf App must be installed.
iOS Requirements
| Level | Compatible Devices |
|---|---|
| Minimum | iOS 17+ (iPhone XR/XS/11+, iPad 8th gen+, mini 6th+, Air 5th+, Pro 4th+) |
| Recommended | iOS 18 (iPhone 15 Pro/16 Pro+, iPad Pro 6th or 7th gen) |
Android Requirements
| Level | Specifications |
|---|---|
| Minimum | Android 12+, Snapdragon 865 / Exynos 990, 8 GB RAM |
| Recommended | Snapdragon 8 Gen 1 / Exynos 2200, 12 GB RAM or more |
📌 Important Technical Notes
The i4 is designed exclusively for mobile use :
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The FS Golf App is required for smart features
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The i4 is not compatible with FS Golf PC software
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Bluetooth connection is mandatory
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Cellular data is needed for FS Mode wind and environmental accuracy
🤖 Smart Gapping AI Tool – Personalized Club Mapping
To generate your custom club gapping report inside FS Golf, you can :
✅ Enter carry distances manually
✅ Or input launch data including :
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Ball Speed
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Launch Angle
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Spin Rate
This allows the i4 to provide AI-based recommendations tailored to your swing.
🔋 Premium Design Built for the Course
Engineered for durability and convenience :
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Lightweight body (only 180g)
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USB-C rechargeable battery with long autonomy
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IPX4 rain-resistant protection
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Compact form with strong performance feel
Ideal for competitive players and everyday golfers alike.
📦 What’s Included
Your FlightScope i4 package contains :
- FlightScope i4 Rangefinder
- Protective carrying case
- USB-C charging cable
- Full access to FS Golf App features
- User Manual
⭐ Why Choose the FlightScope i4?
If you want a premium golf rangefinder combining laser speed, environmental intelligence, and Bluetooth-powered club guidance, the i4 is one of the most advanced options available today.
- Smarter decisions
- Better club selection
- More confidence in every condition