Happymodel Mobula7 80mm 2S FPV Racing Drone - ELRS 2.4GHz with DJI O4 HD System

Happymodel Mobula7 O4 2S 80mm Digital HD Micro FPV Whoop

The Happymodel Mobula7 O4 is a premium micro FPV whoop equipped with the new DJI O4 Air Unit, delivering unbelievable HD FPV footage. Paired with powerful RS1102 KV10000 motors and HQPROP 45mm propellers, it offers a smooth, punchy flying experience perfect for indoor and backyard freestyle.

Features

• Equipped with new DJI O4 Air Unit for stunning 1080p HD digital video
• 2S battery support for powerful, smooth freestyle flying
• Built-in ExpressLRS 2.4GHz receiver for stable, low-latency control
• Ultra-compact and lightweight – perfect for indoor FPV

Specifications

Brand: Happymodel

Model: Mobula7 O4 2S FPV Drone

Motor

• Mode: RS1102 KV10000
• Configuration: 9N12P
• Stator: 11×2mm
• Shaft Diameter: Φ1.5mm
• Weight: 2.8g
• Supports 1–2S LiPo

Propellers

• Diameter: 45mm
• Pitch: 0.9
• Material: Polycarbonate
• Weight: 0.25g

Flight Controller

• MCU: STM32F405RGT6 (168MHz, 1MB Flash)
• Gyro: BMI270 (SPI)
• Mount Hole Size: 25.5×25.5mm
• Power: 1–2S input (2.9V–8.7V)
• Built-in 12A 4-in-1 BLHeli_S ESC
• Built-in Serial ExpressLRS 2.4G
• 8MB Blackbox, BMP280 Barometer, Voltage & Current Sensors

Onboard 4-in-1 ESC

• Input: 1–2S LiPo/LiPo HV
• 12A continuous, 15A peak
• Supports BLHeli_S Bluejay firmware
• Default Protocol: DSHOT300

ExpressLRS 2.4GHz Receiver

• Packet Rates: 25Hz–500Hz
• RF Frequency: 2.4GHz
• Antenna: 31mm enameled copper
• Firmware: ExpressLRS V3.0.1 (Upgradeable)

DJI O4 Air Unit

• Air Unit Weight (with Camera): ~8.2g
• Transmission Module: 30×30×6mm
• Camera Module: 13.44×12.36×16.50mm
• Operating Frequency: 5.170–5.250 GHz, 5.725–5.850 GHz
• Transmitter Power: <23 dBm (CE), <30 dBm (FCC/SRRC)
• Live View: 1080p at 30/50/60/100fps

Recommended Battery (Not Included): GNB 2S 380/450/550mAh

Package Includes

• 1 × Happymodel M80 Frame
• 1 × CrazyF4HD ELRS Flight Controller (BetaflightF4)
• 4 × RS1102 KV10000 Brushless Motors
• 8 × HQPROP 45mm Bi-Blade Propellers (4CW + 4CCW)
• 1 × DJI O4 Air Unit
• 1 × Canopy
• 1 × Screwdriver

Take your micro FPV experience to the next level with HD clarity, powerful motors, and low-latency control—perfect for tight indoor spaces and backyard flying.

Mobula7 o4:

Mobula7 O4 manual document

Betaflight firmware 4.5.1 for Mobula7 O4 with presettings

Mobula7 O4 betaflight firmware with DJI radio Controller presetting

Mobula7 O4 dump file for betaflight 4.5.1