Smart Laser Precision with Environmental Intelligence 🎯
The FlightScope i4 Rangefinder combines fast laser measurements with FlightScope’s Environmental Optimizer Engine to help golfers make more informed club and shot decisions.
It connects to the FS Golf App for advanced environmental adjustments, club recommendations and Smart Gapping features.
⚡ Ultra-Fast Laser Accuracy
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Range: 4,5 to 900 meters
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Measurement speed: 0.05 seconds
- Instant target lock for flag, hazards and layups
🌬️ Environmental Intelligence with FS Mode
FS Mode can adjust playing distance using environmental factors including wind, temperature, humidity, air pressure and elevation changes.
📲 Bluetooth + FS Golf App
Connect the i4 via Bluetooth 5.3 to the FS Golf App for club recommendations, Smart Gapping, performance insights and shot planning.
A mobile device with cellular data is required for wind and full FS Mode features.
⚙️ Technical Specifications
Rangefinder Specs Overview
| Feature |
Details |
| Weight |
180g (ultra-light design) |
| Measuring Range |
4,5 to 900 meters |
| 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
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Minimum: iOS 17+ (iPhone XR/XS/11+, iPad 8th gen+, mini 6th+, Air 5th+, Pro 4th+)
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Recommended: iOS 18 with iPhone 15 Pro/16 Pro+ or recent iPad Pro models
Android Requirements
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Minimum: Android 12+, Snapdragon 865 / Exynos 990, 8 GB RAM
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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
Smart Gapping helps build a personalised club-distance map inside FS Golf. You can enter your carry distances manually or use launch data such as ball speed, launch angle and spin rate.
- Build a clearer distance map for your bag
- Use your own carry numbers or available launch data
- Receive club recommendations through the connected FS Golf experience
This makes the i4 more than a simple laser rangefinder when used with the supported mobile features.
🔋 Built for the Course
The compact design is intended for regular on-course use while keeping the connected functions easy to access.
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Weight: 180 g
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Battery: USB-C rechargeable, up to 15,000 measurements
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Weather resistance: IPX4
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Connectivity: Bluetooth 5.3
- Compact form for storage in a golf bag or cart
📦 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
Designed for golfers who want more than a basic laser: the i4 combines fast distance measurement with connected environmental and club-selection tools while keeping the core rangefinder experience simple on the course.
❓ FlightScope i4 FAQ
Do I need the FS Golf App?
The rangefinder works as a laser device on its own, while the FS Golf App is required for connected smart features such as FS Mode and Smart Gapping.
Does FS Mode require mobile data?
Yes. Cellular data is required for wind and full FS Mode environmental features.
Is the FlightScope i4 rechargeable?
Yes. It uses a USB-C rechargeable battery.
Is the i4 weather resistant?
Yes. It has an IPX4 weather-resistant rating.
Is the i4 compatible with FS Golf PC?
No. The i4 is designed for mobile use with the FS Golf App and is not compatible with FS Golf PC software.
What is the measuring range?
The listed measuring range is 4,5 to 900 meters.
🔗 Explore FlightScope & Rangefinders
Browse the FlightScope collection, compare our Golf Rangefinders & GPS, or discover the FlightScope Mevo Gen2.
⭐ 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
