40g Happymodel Crux3 1S ELRS 115mm Wheelbase 3 Inch F4 Toothpick FPV Racing Drone BNF w/ 5.8G 25-200mW VTX Caddx ANT 1200TVL Camera


SKU: 1901019 Category:



– 40gram 1s brushless Toothpick drone

AIO Flight controller with ELRS Receiver and 5.8G VTX

– CADDX ANT 1200TVL Camera

– New 1202.5 KV11500 brushless motor

– Compatible with CaddxFPV Peanut and Insta360 GO2 ( NOT Included)

– Carrying Caddxfpv peanut Got 4.5 minutes flying time with 1s 650mah battery



Brand Name: Happymodel
Model: Crux3 1S ELRS

Item Name: 115mm F4 1S Toothpick FPV Racing Drone BNF

Wheelbase: 115mm
Size: 97mmx97mmx35mm (without propellers)
Weight: 40g(without battery)


Mode: EX1202.5 KV11500
Stator Diamter:12mm
Stator Length:2.5mm
Shaft Diameter:Φ1.5mm
Motor Dimension(Dia.*Len):Φ14mm*14.5mm
No.of Cells(Lipo):1S


Gemfan 75mm

Center Thickness:5mm

Prop Diameter:75mm

Center Hole diameter:1.5mm


Flight controller

MCU:STM32F411CEU6 (100MHZ, 512K FLASH)
Sensor: MPU-6000(SPI connection)
Original whoop size compatible
Power supply: 1S battery input (DC 2.9V-4.35V)
Built-in 5A(each) Blheli_S 4in1 ESC Dshot600 ready
Built-in Betaflight OSD(SPI Control)
Built-in 5.8G VTX
Built-in SPI ExpressLRS 2.4GHz receiver

Built-in 5V 1A BECFlight controller

firmware target: CRAZYBEEF4SX1280

Onboard 4in1 ESC

MCU upgraded to EFM8BB21
Power supply: 1S LiPo/LiPo HV

Current: 5A continuous peak 6A (3 seconds)
Support BLHeliSuite programmable
Factory firmware: O_H_5_REV16_7.HEX
Default protocol: DSHOT300

Onboard SPI ExpressLRS 2.4GHz Receiver

Packet Rate option: 25Hz/50Hz/150Hz/250Hz/500Hz
RF Frequency: 2.4GHz

Antenna : SMD antenna
Telemetry output Power: <12dBm

Receiver protocol to flight controller:  CRSF

Could bind with All ExpressLRS 2.4GHz TX module , ExpressLRS firmware need 1.0.0 or latest

Onboard 5.8g VTX

Output power: 25mw~200mw switchable
Frequency: 40CH
Input voltage: 3.3V 5.5V
Current consumption: 300mA(type)
Frequency: 5.8GHz 5bands 40 channels
With Race band 

Smartaudio ready

Caddx ANT 1200tvl camera

Image Sensor: 1/3′ CMOS Sensor

Horizontal Resolution: 1200 TVL

TV System: NTSC or PAL 

IMAGE: 16:9 or 4:3

Synchronization: Internal

Electronic Shutter: PAL: 1/50~100,000; NTSC: 1/60~100,000

S/N Ratio : >52dB (AGC OFF)

Video Output: CVBS

Lens: 1.8mm

Min. Illumination: 0.001Lux@F1.2

Auto Gain Control: YES


WDR: Global WDR


Dimensions: 14*14mm(with bracket to 19*19mm)

Wide Power Input: DC 3.7-18V

Work Temperature: -20℃~+60℃

Weight: 2g (N.W.)

Recommend Lipo Battery: ( NOT Included)

1S 450mah / 650mah / 660mah / 720mah battery PH2.0 Plug

Package Included:

1x Crux3 Frame and canopy

1x ELRS F4 2G4 flight controller built-in SPI ExpressLRS 2.4G receiver

4x Happymodel EX1202.5 KV11500 brushless motor

1x Gemfan 75mm bi-blade Propellers(4cw+4ccw)

1x Caddx Ant 1200TVL Global WDR with OSD 2g Ultra Light Nano FPV Camera

1x 5.8G 25mw~200mw 40ch vtx (Flight controller built-in) 

1x Screw Driver

1x Propeller disassemble tool

3D Printed canopy for Insta360 GO2 and CaddxFPV Peanut

1x Happymodel Handbag


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