**Feature** Enter your model number to make sure this fits. Compatible with Android， PC and IOS Small but beautiful， exquisite design 0 TRUE 0 Specifications: - Model: CSY-01 - Color: Black - Material:ABS - Bluetooth: V3.0 - Wireless distance: 2-10m - OS: Android， IOS， PC - CPU: ARM968E-S Core - Battery: Li-battery 3.7V 180mA - Continuous time: About 40h - Working current: 0.5-4mA - Standby current: 0.5-1mA - Charging current: 5V <200mA - ShutDown Current: <20uA