The ToothPick Rocket O4 (TPRO4) is a 3D-printed FPV quadcopter frame kit designed for one thing: maximum speed on a single battery cell. It uses standard 1S 3" toothpick components, making it easy to build while pushing the limits of ultra-low-voltage FPV performance. Despite running on just 3–4 volts, this rocket-shaped speed drone reaches over 100 km/h — proving that you don’t need high voltage to go insanely fast. stl: ⚡ Key Features - 3D printed skeleton frame - Designed for 1S (single cell) setups - Uses standard 3" toothpick components - Ultra lightweight & high speed - Over 100 km/h on 3 Volt! This build is all about efficient speed, lightweight design, and pushing 1S performance to the extreme.

Build

For more information on the development, the assembly and flight footage please watch the video below. Please share your builds with the hashtag #tpro4

Parts used:

FPV system: DJI O4 and N3 goggles

AIO: Betafpv Matrix 3in1

Motors: Rcinpower 1303 plus 11500kv

Props: Gemfan 3018 / HQprops T3x3

Battery: Betafpv LAVA I/II 450-680mAh

M2 Screws: 8x 5mm, 1x 20mm 3x 25mm

GPS: Flywoo Nano V3 (12mm); Beitian 182 (18mm)