3018 Detachable Bluetooth 3.0 Aluminum Alloy Keyboard + Imitation Cloth Texture Leather Tablet Case for iPad Air / Air 2 / iPad Pro 9.7 inch, with Sleep / Water Repellent Function(Blue) Tag-Video Recorder Kit facilitate the heat dissipation of

facilitate the heat dissipation of hard disk in work

Water will enlarge the objects in the water like a convex lens

General Compatible with Samsung:  Galaxy Book 10

LCD monitor screen

This craft tweezer is made of high strength stainless steel with anti-static non-magnetic paint on the surface

3018 Detachable Bluetooth 3.0 Aluminum Alloy Keyboard + Imitation Cloth Texture Leather Tablet Case for iPad Air / Air 2 / iPad Pro 9.7 inch, with Sleep / Water Repellent Function(Blue) Tag-Video Recorder Kit facilitate the heat dissipation of1. Bluetooth version 3. 0 2. Effective distance within 10m 3. Lithium battery capacity: 250mAh 4. Charging time is 2 3 hours 5. 100 hours of sustainable working hours 6. Standby for 100 days 7. Working voltage: 3. 0 4. 2V 8. Working current: <2. 5mA 9. Standby current: <0. 3mA 10. Sleep current: <40uA 11. Charging current: >200mA 12. 5 million button click life