Specification: Colour: Classic Black Interface kind: USB Topic Subject Matter: Plastic Vibration: NO Dimension: Seventy Three*31*13mm strengthen machine: iOS, Android, PC Wi-fi protocol: Bluetooth Three.Zero compliant CPU: ARM968E-S Core Battery: Rechargeable lithium battery. 3.7V, 100 Eighty mA Max patience: Forty H working Present: Zero.5-Four mA Standby Current: Zero.5-1mA Cost Current: 5V <200 mA keep an eye on your Cell Phone…