The iFlight Defender 25 Frame is a 2.5" Sub250 frame kit featuring 2.5" built-in propeller guards and a 112mm wheelbase. iFlight continues to strive for a better flying experience and performance with the next upcoming innovative step. Let’s meet the Defender 25!

Choose your Receiver:

• TBS Crossfire
• ELRS 2.4GHz
• DJI BNF

Note: (Insert any product notes here in Red BOLD Italic. Example: "First Shipment expected January 2022" or "Electronics are Not Included".)

VIDEO: Defender 25 | Fly Bold

• Optimized Landing Gear for Take-Off in Complex Environments
• Crash-Protected Quick-Release Battery Compartment
• Countless Easy-to-Use Features
• Ultralight and Free to Fly
• Small and Mighty

ULTRALIGHT AND FREE TO FLY

At sub 249g weight, the Defender25 doesn't require registration in most countries. The compact and lightweight design also make it easy to carry and store. It will be your best travel buddy to redefine your FPV adventure.

SMALL AND MIGHTY

The built-in 2.5-inch propeller guards were designed to fly boldly. You’ll experience an entirely new creative freedom to fly whenever and wherever. The durable injection molded frame prevents damage to your motors or propellers and protects the environment from minor flight errors.

COUNTLESS EASY-TO-USE FEATURES

• Propellers with positioning column for easy installation
• Mini camera mount (Naked GoPro, Insta360, etc.)
• Secured XT30 Battery Plug with Anti-Spark Filter
• All ports and buttons are easy to access

4K STABILIZED VIDEO WITH 155° ULTRA-WIDE ANGLE

Equipped with the latest tech from DJI - the DJI O3 Air Unit HD transmission system. The Defender25 supports 4K video and shoots up to 155°super-wide FOV footage for stunning visuals. In addition, D-Cinelike color mode provides more creative freedom for color grading, allowing you to edit and adjust your footage. iFlight has also added a special vibration-damped camera mount to keep your raw footage as smooth as possible, as well as ensuring good Gyro Data for the in-built or in-post camera stabilization.

CRASH PROTECTED QUICK-RELEASE BATTERY

The new innovative quick-release battery and charging adapter make everything as easy as it can be. The Defender25 comes with a stock 4S 550mAh. An Endurance 900mAh battery is optional.

PRE-TUNED AND PRE-SETUP

This RTF is fully built and test-flown by build technicians at iFlight

• VTX Mounting Pattern: 25.5x25.5mm/1.6mm
• Dimensions (L×W×H)：158x155x37.5mm
• Motor Mounting Pattern: 9x9mm/2mm
• Product Name: Defender25 Frame Kit
• Frame Wheelbase: 112mm/2mm
• Arm Thickness: 2.5mm

IMPORTANT NOTES

• This frame is designed to house an iFlight Defender 25 Battery, but can still be used with any XT30 battery with some simple modification. 

• Flight Electronics: iFlight Defender 25 BLITZ AIO - F745 FC + 20A ESC + OSD
• Propellers: iFlight Defender 25 2.5" 3-Blade Propellers (Set of 4)
• High-Endurance Battery: iFlight Defender 25 Battery - 900mAh
• CCW Motor: iFlight Defender 25 1404 Motor - 4150KV (CCW)
• CW Motor: iFlight Defender 25 1404 Motor - 4150KV (CW)
• Standard Battery: iFlight Defender 25 Battery - 550mAh
• Video Transmission: DJI O3 Air Unit

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• 1x iFlight Defender 25 2.5" Frame Kit
• 1x Anti-Spark Filter
• 1x Hardware Set

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