ITEM NAME:R484 Sensitivity Adjustable SMM System Plastic Mini RC Car Gyro 4-6V for WPL D12 Features: Function: Analog and digital steering gear. Operation: Connect the steering gear Gyro, and then turn on the transmitter and receiver. Turn on Gyro and keep the car still until LED turns red and bright. Sensitivity Adjust: The sensitivity can be adjusted by the potentiometer above Gyro. Change Direction: Using the switch of Gyro, the steering gear can be changed (that is, the direction of the car). Fitment: It is designed for WPL D12 RC car. Specifications: Type: RC Car Gyro Material: Plastic Color: Black Size(L*W*H): About 30.7x18.7x12.7mm/1.21x0.74x0.5inch Fitment: for WPL D12 Control System: Digital PI (Proportional Integration) integral control. Gyroscope Sensor: SMM system vibration gyroscope Operating Voltage: 4-6V (Direct current) Operating Temperature: -10~+45℃ Package Included: 1pc x RC Car Gyro Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement..Gyroscope Sensor: SMM system vibration gyroscope. Operation: Connect the steering gear Gyro, and then turn on the transmitter and receiver. Turn on Gyro and keep the car still until LED turns red and bright.