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Jul 30, 2019, 10:55 PM
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Happymodel Larva X 100mm Crazybee F4 PRO 2-3S 2.5 Inch FPV Racing Drone BNF

Happymodel Larva X 100mm Crazybee F4 PRO 2-3S 2.5 Inch FPV Racing Drone

Full video review to come!

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Happymodel Larva X 100mm Crazybee F4 PRO 2-3S 2.5 Inch FPV Racing Drone BNF w/ Runcam Nano2 Camera

Brand Name: Happymodel
Model: Larva X
Item Name: 100mm 2-3S 2.5 Inch FPV Racing Drone
Wheelbase: 100mm
Size: 88x88x45mm (without propellers)
Weight: 50g (without battery)
Drone Version: BNF ( With Receiver & Without Battery)

Happymodel EX1103 7000KV Motor
Mode: EX1103
KV options: KV7000
Stator Diamter:11mm
Stator Length:3mm
Shaft Diameter: Φ1.5mm
Motor Dimension(Dia.*Len):Φ13.5x16mm
Crazybee F4 Pro V3 Flight Controller
(Frsky version) CRAZYBEE F4FR PRO V3.0 Firmware target: CrazybeeF4FR
(Flysky version) CRAZYBEE F4FS PRO V3.0 Firmware target: CrazybeeF4FS
(No RX version) CRAZYBEE F4 PRO V3.0 Firmware target: CrazybeeF4DX
MCU: STM32F411CEU6 (100MHZ, 512K FLASH)
Sensor: MPU-6000 (SPI connection)
Board Size: 28.5x 28.5mm
Power Supply: 2-4S battery input (DC 7-17V)
Built-in 10A (each) Blheli_S 4in1 ESC Dshot600 ready
Frsky version Built-in SPI Frsky receiver with telemetry(D8/D16 switchable)
Flysky version Built-in SPI Flysky receiver with telemetry(AFHDS/AFHDS2A switchable)
No RX version need to add external Receiver
Built-in Betaflight OSD(SPI Control)
Built-in Current meter Max 70A
Current meter scale set to 470
Built-in 5V 1A BEC
Built-in voltage detection
Onboard 10A 4in1 ESC
MCU upgraded to EFM8BB21
Power supply: 2-4S LiPo/LiPo HV (7v/17v)
Con. Current: 10A
Burst Current: 12A (5S)
Support BLHeliSuite programmable
Factory firmware: F_H_40_REV16_5.HEX
Default protocol: DSHOT600
Onboard Frsky D8 Receiver Version
( Internal Frsky NON-EU receiver Version)
SPI BUS receiver
Frsky D8/D16 switchable
Compatible Non EU transmitter both D8 and D16 mode
Channels: 8ch or 16ch
Failsafe support
No ground interference ( Transmitter and receiver 1 m from the ground): 300m
Internal Flysky Receiver Version SPI BUS receiver
Protocol: AFHDS and AFHDS-2A Switchable
Channels: 8ch(AFHDS) or 14ch(AFHDS-2A)
No ground interference ( Transmitter and receiver 1 m from the ground): 300m
Failsafe support
External TBS Crossfire Receiver version CRSF Protocol , Official TBS transmitter compatible
External DSMX Receiver version
Frequency range: 2.403-2.479Ghz
Input power: 3.3V -- 5V
Response time: 22ms / 11ms
Resolution: 1024/2048
Display method: LED
Operating voltage: 3.3V
Working current: 60MA
Size: 18mm*13mm*5mm
Weight: 0.9 g
Antenna length: 30mm
Data format: Serial port
Protocol: DSM2/DSMX
Distance: no ground interference (1 m from the ground ) more than 300m
External Frsky RXSR Receiver version
Weight: 1.5g
Number of channels: 16CH (1-16CH from SBUS channel, 1~8CH from CPPM channel)
Operating Voltage Range: 3.5V~10V
Operating Current:[email protected]
Firmware Upgradable
Compatibility: FrSky X Series modules and radios in D16 mode
Could support Frsky New ACCST Protocol ( Upgrade firmware)
Happymodel Diamond_VTX
Output power: 25~200mw switchable
Frequency: 40CH
Input voltage: 3.3V 5.5V
Current consumption: 250mA~510mA(type)
Antenna: RG178 antenna
U.FL interface
Frequency: 5.8GHz 5bands 40 channels
With Raceband
Smartaudio ready
Weight: 3g without antenna
Video Output Size: VGA (640x480)
Video Output format: NTSC
Record video size : 1280x720 @25FPS
TF Card support: Max.32G
Interface: JST SH1.0 3pin for Camera
JST SH1.0 5pin for Connect with F3/F4 Flight controller
Compress Format: AVI
Runcam NANO2 FPV Camera
Model: Nano 2
Image Sensor: 1/3" CMOS
Horizontal Resolution: 700TVL
Lens: 2.1mm(M8) FOV 155
Signal System: NTSC / PAL
S/N Ratio: >50dB
Electronic Shutter Speed: Auto
Auto Gain Control (AGC): Auto
Min. Illumination: [email protected]
D-WDR: Auto
Day/Night: Color
Power: DC 3-5.5V
Current : [email protected] [email protected]
Housing Material: ABS
Net Weight: 3.2g
Dimensions: 14x14x16mm ( LxWxH)
Recommend Lipo Battery
( All Version Don't Include) Recommend 2S 450mAh Lipo / 3S 300mAh/350mAh Lipo Battery

- New Crazybee F4 PRO V3.0 AIO Flight controller 2-4s Lipo Compatible
- Powerful and smoothly
- Betaflight OSD support ,easy to get RSSI, Voltage ,current from your goggles
- Camera Angle adjustable
- VTX power switchable 25mw~200mw
- Smartaudio ready , change VTX bands, powers, channels via OSD
- Receiver option: Frsky D8/ Flysky / DSMX / Frsky RXSR/ TBS CRSF
- Diamond VTX Ready
- Compatible both for 2-3S Lipo/LIHV

Package Included:
1X Larva X frame
1X Option1: Crazybee F4FR V3.0 PRO FC built-in Frsky NON-EU RX
Option2: Crazybee F4FS V3.0 PRO FC built-in Flysky RX
Option3: Crazybee F4FS V3.0 PRO FC with DSM2/DSMX RX
Option4: Crazybee F4 V3.0 with external Frsky RXSR receiver
Option5: Crazybee F4 V3.0 with external TBS Crossfire Nano RX
4X 1103 KV7000 motor
4X Micro Avan Rush Propeller 2.5 Inch ( 4 CW & 4 CCW)
1X Runcam Nano2 Camera
1X 5.8G 25-200mW VTX
1X Propeller disassemble tool
1X Screwdriver
Last edited by Merch; Sep 15, 2019 at 01:54 AM.
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Aug 28, 2019, 12:47 PM
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Should not be long now untill i receive one.
Aug 28, 2019, 11:04 PM
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Mine has been shipped
Sep 10, 2019, 04:22 PM
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Updated with some pictures.
Sep 12, 2019, 05:19 AM
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Happymodel Larva X Info Before First Flight And Test On 2S Lipo (9 min 43 sec)
Sep 15, 2019, 01:49 AM
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Larva X Another Great New Spot To Fly! (3 min 29 sec)
Sep 19, 2019, 08:47 PM
"Aircraftus Fragmentum"
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I finally had a chance to maiden today... digging this one.

2019 #108 Maiden HappyModel LARVA X 3S Rips 2019 0919 (Iron Maiden - 2 Minutes To Midnight) (6 min 5 sec)
Sep 20, 2019, 11:45 AM
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Originally Posted by kydawg1
I finally had a chance to maiden today... digging this one.

Great flight.....will be a nice sunny day here tomorrow so i will have more footage in and my review done by monday i hope.
Sep 21, 2019, 07:12 AM
"Aircraftus Fragmentum"
kydawg1's Avatar
Larva X DVR Preview - not yet public.

Updated Video LINK

2019 #112 HappyModel LARVA X DVR (Bruce Dickenson - Tears Of The Dragon) (6 min 8 sec)
Last edited by kydawg1; Sep 21, 2019 at 04:04 PM.

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