Feature:1. Miniature vibration motors are mainly used in mobile phones, mini hollow cups and other electronic equipment.2. The voltage range is 13.7V, when the voltage is 3V, the speed can reach 5400RPM per minute.3. The shell of the vibration motor is made of ABS, which is flame retardant and anti impact, making it safer to use.4. The kit contains 10 mini vibration motors, which can be used and replaced at any time, suitable for various DIY productions.5. The vibration motor is small in size, has low noise and low power consumption, and responds quickly.Specification:Item Type: Micro Vibration MotorMaterial: ABSMotor Diameter: Approx. 4mm / 0.2inMotor Length: Approx. 8mm / 0.3inVoltage Range: 1-3.7VRated Voltage: 3VSpeed: When the voltage is 3V, the speed is 5400rpm per minuteCurrent: When the voltage is 3V, the current is 60mA.Package List:10 x Micro Vibration MotorNote:1. Do not use overload2. Do not use over voltage3. Do not use over current