"We have sold 32 of these in the last 3 months"

In an EV motorcycle controller, the thermal pad is a heat-dissipating material placed between the controller and its heat sink to improve thermal conductivity, allowing efficient heat transfer and preventing overheating. The O-ring is a rubber or silicone sealing ring that protects the controller from dust, moisture, and vibrations, ensuring a secure seal and enhancing durability in various riding conditions.