Donut 3″ DIY drone kit: CineWhoop for less than $100?

Donut 3inch DIY CineWhoop Drone Kit

CineWHOOPs are cool and fun, but expensive too. If you already own a RunCam Hybrid style 4K camera, using the Donut 3″ DIY drone kit you can build your on Whoop for less than $100. The package includes the 140mm size carbon fiber frame with super large ducted blade protectors, MAMBA F405 Mini flight controller with MK2 25A ESC and 1 set of spare propellers.

In order to take it in the air, besides the kit, you will need a radio receiver, transmitter and a compatible LIPO battery. Of course, for FPV flights, in addition to the FPV camera, you will also need a video transmitter (5.8G VTX) and FPV goggles.

Donut 3″ DIY CineWhoop highlights

  • H-type carbon fiber frame (140mm wheelbase);
  • Super large Whoop style blade protectors;
  • Versatile Mamba F405 Mini flight controller;
  • Mamba F25HV 4-in-1 ESC;
  • GEPRC SPEEDX GR1408 3500KV motors;
  • HQ Prop Duct 3″ Propeller;
  • Needs to be assembled.

Closer look on Donut CineWhoop main parts

Donut 3inch frame specs

Air-frame specs

  • Wheelbase: 140mm;
  • Structure: H-type Division;
  • Bottom/Upper plate: 2mm;
  • Side plate: 1.5mm;
  • Arm plate: 3mm;
  • Internal height: about 28mm;
  • TPU 3D Printed parts: motor blade surrounded by *2, universal dog seat *1, antenna base *1;
  • Weight: 75.5 grams.

Mamba F405 Mini Flight controller specs

MAMBA F405 Mini MK2 Betaflight flight controller specs


  • BetaFlight firmware;
  • Power Input: 3~4S LIPO (11.1V~14.8V);
  • BEC: 5V 1A;
  • MCU: STM32F405;
  • Gyro: MPU6000;
  • FLASH: 16M;
  • OSD: AT7456;
  • Mounting holes: 20mm/M2 ;
  • Weight: 3.5 grams.

Mamba F25 ESC specs

Mamba F25 ESC specs

  • Input: 3~4S LIPO (11.1V~14.8V);
  • Continue current: 20A×4;
  • Burst current: 25A (5S);
  • CURR: 135A;
  • BEC: NO;
  • Size: 30×30×5mm;
  • Mounting: 20mm/M2;
  • Weight: 8 grams.

GEPRC SPEEDX GR1408 3500KV motor specs

GEPRC SPEEDX GR1408 3500KV Motors

  • KV: 3500kv;
  • Configu-ration: 9N12P;
  • Stator Diameter: 14mm;
  • Shaft Diameter: 2mm;
  • Motor Dimension: 18.2×31.5mm;
  • Weight: 15.2g (Not including wire);
  • No.of Cells: 2-4S;
  • Max Continous Power(W)180S: 222.3;
  • Internal Resistance: 98mΩ;
  • Max Current(180S): 22.3A;
  • Max Effciency Current: (3.3-14.57A)> 81%.


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