Product Description Features:

• Alloy And Plastic Bonding Materials.
• The Notebook Flap Cover Is Designed With A Sleep Function.
• Ergonomic Design, High Quality And High Surface Oxidation Treatment, Abs Comfortable Scissors Foot Button, And Colorful Backlight Led Backlight With Adjustable Brightness, Switching And Fixing. It Is Suitable For Various Occasions, Small And Convenient To Carry

• Main Material: Aluminum Alloy, Abs Plastic.
• Number Of Keys: 78 Keys.
• Bluetooth Chip And Version: Bluetooth 3.0.
• Power Supply: Built-In High Capacity 400 Ma Rechargeable Lithium Polymer Battery. Battery Life: 3 Years.
• Use Working Voltage: 3.2-4.2V.
• Button Life Times: 500 Million Times.
• Effective Use Distance: 10 Meters.
• Bare Metal Product Size: 254X189X16Mm.
• Charging Time: 4-5 Hours.
• Standby Time: 100 Days, Continuous Working Time: 70 Hours. 11. Systemâ