Ultra-Slim bluetooth keyboard For Tablet/iPad/Surface 

1. Material: ABS

2. Sniff power save mode.

3. Power by 2*AA battery

4. With power switch.

5. Product weight: 300g 

6. Operating distance: 0 - 10 m

7.Ultra-Slim Design with 80keys (including 1 power switch and 1 connect switch in back side) 

8.OS support: I PAD/I PHONE/Android/Mac os/win7/XP/win98,etc

9. Size: 285*133*18MM