Portable BT3.0 Wireless Keyboard Tablet Laptop Smartphone iPad Mini Keyboard for iOS Android Windows(Black)

Features:
Wide Compatibility
Compatible with Android, iOS and Windows systems.  
Can be used for tablet laptop smartphone and iPad.
Feels Comfortable with Unique Structure
Balanced press with simple square key caps. 
Good springback, comfortable operation and feeling with interior scissor structure. 
Fast Connection & Rapid Response
Use high performance BT chip for fast typing response speed and stable signal transmission. 
Max transmission distance up to 10M.
Cool Metal Texture and Never Leave Fingerprints
The surface is painted with rubber oil and not easy to leave fingerprints. 
Streamline Design Light and Portable
Simple and portable design of size, thickness, weight and style. 
Long and Durable Service Time
Long endurance time with 2 triple-A battery(not included).
Keyboard will turn into dormant state after 10 mins' no-operation.
Backlight can be turned on/off. 
Specification:
Connection: BT3.0
Operation Distance: within 10M
Adjust Method: GFSK
Working Voltage: 3.0-4.2V
Working Current: <2.5mA
Standby Current: <0.3mAz
Dormant Current: <40UA
Battery: 2 AAA Battery(not included)
Continuous Working Time: >400H
Working Temperature: -10-55 Degree
Key Force: 60±10g
Lifespan: 3 Million Click
Standby Time: >100 Days 
Color: Black/White(optional)
Item size: 28.3 * 11.8 * 1.8cm / 11.14 * 4.64 * 0.71in(L * W * H)
Item weight: Approx. 277g / 9.77oz
Package size: 29 * 12.4 * 2.4cm / 11.42 * 4.88 * 0.94in(L * W * H)
Package weight: Approx. 332g / 11.71oz

Package List:
1 * Wireless Keyboard 
1 * User Manual