1089A-C For Microsoft Surface pro3 / pro4 / pro 2017 / pro6 / pro7 Universal Magnetic Adsorption Bluetooth 3.0 Keyboard Leather Tablet Case

Keyboard case designed for Microsoft Surface Pro devices. It features Bluetooth 3.0 connectivity for wireless use.

• Product type: Keyboard Case
• Compatibility: Microsoft Surface Pro 3/4/2017/6/7
• Material: Leather
• Key feature: Bluetooth 3.0 connectivity
• Color: Black
• Intended use: Everyday use
• Bluetooth 3.0 standard interface
• Effective operating distance: 10 meters
• Modulation method: GFSK
• Working voltage: 3.0-4.2V
• Working current: less than 2.5mA
• Standby current: less than 0.3mA
• Sleep current: less than 40uA
• Charging current: more than 200mA
• Standby time: more than 100 days
• Charging time: 2-3 hours
• Lithium battery capacity: 350mAh
• Sustainable working hours: more than 100 hours
• Lithium battery life: 3 years
• Button force: 80-+10g
• Button life: 5 million clicks
• Working temperature: -10-+55 degrees Celsius