Flysocks PF220
Flysocks PF220 Laser Rangefinder User Manual
Model: PF220 | Brand: Flysocks
1. Introduction
Thank you for choosing the Flysocks PF220 Laser Rangefinder. This device is designed for precision measurement in various outdoor activities, including hunting, golfing, and general outdoor use. It features a 1200-yard range, 7X magnification, and multiple operating modes to suit your needs. This manual provides essential information for safe and effective use of your new rangefinder.

Figure 1.1: Flysocks PF220 Laser Rangefinder and Packaging

Figure 1.2: Key Features Overview
2. Package Contents
Please verify that all items listed below are included in your package:
- Laser Range Finder (x1)
- Portable Soft Case (x1)
- Hand Rope (x1)
- Charging Cable (x1)
- Microfiber Cloth (x1)
- User Manual (x1)

Figure 2.1: Included Components
Video 2.1: Product Introduction in the Package
3. Setup
3.1 Battery Charging
The Flysocks PF220 is equipped with a built-in 1000mAh rechargeable battery. Before first use, ensure the device is fully charged.
- Locate the USB-C charging port on the side of the device.
- Connect the provided USB-C charging cable to the rangefinder and a compatible USB power source (e.g., computer USB port, wall adapter).
- The charging indicator will show the charging status. A full charge typically takes a few hours.

Figure 3.1: Battery Charging
3.2 Initial Power On and Focus Adjustment
To power on the device, short press the Power Button. The display will illuminate. To adjust the focus for a clear view, rotate the Eyepiece Knob until the image appears sharp.

Figure 3.2: Easy to Operate Controls
Video 3.1: Introduction to Rangefinder Operation
4. Operating Modes
The PF220 offers multiple measurement modes. Short press the 'M' (Mode) button to cycle through the available modes. Long press the 'M' button to switch between measurement units (Meters/Yards/Feet).

Figure 4.1: Precision Hunting Gear Modes
4.1 Continuous Scan Measurement Mode
Long press the Power button to activate continuous scan. This mode allows you to scan multiple targets and get continuous distance readings as you move the rangefinder across the landscape. Ideal for tracking moving objects or surveying an area quickly.
4.2 Speed Mode
In Speed Mode, the rangefinder can measure the speed of a moving object. Aim at the object and activate the measurement. The speed will be displayed in MPH.
4.3 Rainy Mode
Designed for use in rainy conditions, this mode helps to reduce interference from raindrops, providing more accurate measurements during inclement weather.
4.4 Golf Slope Mode
This mode is specifically for golf, providing slope-compensated distances. It also includes a flagpole lock function, which vibrates when the flagpole is successfully locked, ensuring you get the distance to the flag and not background objects.
4.5 Horizontal Mode
Measures the linear distance, horizontal distance, and angle simultaneously, providing comprehensive data for various scenarios.
4.6 Two-Point Height Mode
Allows for the measurement of height between two points, useful for determining the height of trees or other vertical objects.

Figure 4.2: Multifunctional Applications
Video 4.1: Range Finder for Hunter - Modes in Action
5. Maintenance
5.1 Cleaning
To maintain optimal performance and clarity, regularly clean the lenses and body of your rangefinder.
- Use the provided microfiber cloth to gently wipe the lenses. Avoid using abrasive materials or harsh chemicals.
- For the body, a soft, damp cloth can be used to remove dirt.
5.2 Storage
When not in use, store the rangefinder in its portable soft case in a cool, dry place, away from direct sunlight and extreme temperatures. Although the device has an IP54 water resistance rating, prolonged exposure to moisture should be avoided.

Figure 5.1: Compact and Portable Design
6. Troubleshooting
If you encounter issues with your Flysocks PF220, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No display/Power off | Low battery; Auto-off activated | Recharge the battery; Short press Power button to reactivate. |
| Inaccurate measurement | Lens dirty; Target too small/reflective; Environmental interference (rain, fog) | Clean lenses with microfiber cloth; Ensure clear line of sight; Use Rainy Mode if applicable. |
| Cannot switch modes/units | Button not pressed correctly | Ensure a short press for mode change, long press for unit change. |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Flysocks |
| Model Name | PF220 |
| Measuring Range | 1200 yards |
| Magnification Maximum | 7 x |
| Battery Type | Rechargeable (1000mAh) |
| Water Resistance Level | IP54 |
| Item Weight | 7.7 Ounces |
| Item Package Dimensions | 5.79 x 3.9 x 2.68 inches |
8. Warranty and Support
8.1 Warranty Information
The Flysocks PF220 Laser Rangefinder comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and ensures reliable performance under normal use conditions. Please retain your proof of purchase for warranty claims.
8.2 Technical Support
Flysocks is committed to providing excellent customer service. For any technical assistance or inquiries, please contact our support team:
- 7x24 Hours Technical Support: Our team is available around the clock to assist you.
- Lifetime Technical Support: We offer ongoing support for the lifespan of your product.
For contact details, please refer to the contact information provided on the product packaging or the official Flysocks website.
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