ITEM NAME:Aluminum Alloy 35 Keys Bluetooth Wireless Numeric Keypad Digital Keyboard f C3U1 Aluminum Alloy 35 Keys Bluetooth Wireless Numeric Keypad Digital Keyboard f C3U1 Support system: for Windows, Android, ios Number of keys: 35 keys Keyboard life (keystrokes): 5 million times Button response speed: 5 milliseconds Wireless / BT transmission distance: 10 meters(Bluetooth3.0) Working voltage and current: 3.7V/2mA Built-in lithium battery: yes Battery type: polymer lithium battery(300mAh) Charging time: 2 hours Use time: 50 hours colour:Deep gray Material:Aluminum alloy size:14.7 * 11.5 * 1.3cm / 5.8 * 4.5 * 0.5in Package Contents: 1 * Aluminum Alloy 35 keys Bluetooth Digital Keyboard 1 * USB Cable Note: Some keys are not function on mac / ios.
