* Remove air bubbles inside the Gear Diff or Shock Absorber body.
* 1:10 or 1:8 Shock Absorber are compatible.
* Speed up the tire additive treatment process for 1:12th, 1:10 foam tire or rubber tire.
* With power knob to vary the vacuum pressure inside the cylinder container.
* With air valve switch to release the air pressure.
* Support 1s or 2s battery.