PRODUCT PARAMETERS:
 1. Bluetooth 3.0 interface standard                                   9.Standby Time: > 100days
 2. Operating Distance: 10 meters                                      10. Charging Time: 2-3 hours
 3.Modulation system: GFSK                                               11.BatteryCapacity: 400mA
 4. Operating Voltage: 3.7-4.2V                                          12.Uninterrupted working time: 40-45hours
 5.Operating Current: 2.5-3.5mA                                        13.Lithium battery:Guarantee for one year
  6.Standby Current: < 0.2mA                                            14.Key Strength:8 ± 10g
  7.Sleeping current: < 40uA                                              15.Key life: 5 million strokes
  8.Charging current: > 500mA                                           16.Operating Temperature: -10 to +55℃

FETURES: 
Convenient to carry it in your pocket/Backpack/Messenger bag/Cases.
More than 40 hours of effective usage time for every full charging.
High speed connection and easily switch to Android, Windows, IOS System
It has a dock to hold your device and a kickstand to display it at an ideal angle that is easy to read and work with.