Feature:1. Analog and digital steering gear, suitable for for RC cars drifting drive, high performance.2. SMM system vibrating gyroscope, the steering gear can be changed (that is, the direction of the car) by it.3. Light weight, portable, take no burden on the RC car, easy to install and disassemble4. Compatible for WPL D12 remote control car, connect the steering gear gyroscope, and then turn on the transmitter and receiver.5. The sensitivity can be adjusted by the potentiometer above, simple to operate.Specification:Item Type: Gyroscope for RC CarMaterial: Plastic + Electronic ComponentsColor: As Picture ShownSize: Approx. 30x18x13mm/1.2x0.7x0.5inWeight: Approx. 8.0g/0.3ozWorking Voltage: DC 4-6VWorking Temperature: -10℃-45℃Fit for WPL D12How to use:1. Connect the steering gear gyroscope, then turn on the transmitter and receiver2. Turn on the gyroscope to keep the car still, and wait until the red LED light of the gyroscope is on.3. The sensitivity can be adjusted by the potentiometer on the gyroscope Package List:1 x Gyroscope for RC Car