1089D-C For Microsoft Surface pro3 / pro4 / pro 2017 / pro6 / pro7 Universal Magnetic Adsorption Bluetooth 3.0 Keyboard Holster with Colorful Backlight, English1. Bluetooth 3. 0 standard interface 2. Effective operating distance: 10 meters 3. Modulation method: GFSK 4. Working voltage: 3. 0 4. 2V 5. Working current: less than 2. 5mA 6. Standby current: less than 0. 3mA 7. Sleep current: less than 40uA 8. Charging current: more than 200mA 9. Standby time: more than 100 days 10. Charging time: 2 3 hours 11. Lithium battery capacity: 550mAh 12. Sustainable working hours: more than 100 hours (with the lights

File format: video(AVI)

Working frequency: 315MHZ/433MHZ

High Setting: Combines ideal airflow with higher temperature especially for pre-drying

One Package Size 15cm * 12cm * 1cm / 5

bedroom movies

supports 2

Ear shell material: ABS

Single Earphone Battery Capacity: 35mAh (Included)

regardless of technical expertise

80kgs / 92

High-speed and powerful motor

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