Silicone Dustproof Waterproof Foldable Bluetooth Keyboard for Smartphone---SKB-211B--Shenzhen Ricom  

Specification:

Operating Distance:Up to 10 meters
Compatible System:Windows, IOS, Android
Operation Voltage::3-5V
Working Current:<4.0mA
Standby Current:20μA
Sleeping Current:<2μA
Charging Current:100mA
Standby Time:60 Days
Charging Time: 2 Hours
Lithium Battery Capacity: 180MAH
Uninterrupted Working Time:60 Hours
Li-Polymer Battery Life:3 Years
Key Life: 5 million strokes
Operating Temperature:-10 - +55°C
Operating Humidity:20%-50%

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