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ISJ-WJK70BT4 Backlit Bluetooth Keyboard


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  • Wireless Bluetooth 5.1 Connectivity
  • Connect up to 4 Devices at Once
  • 7 Colors LED backlight
  • Scissor Mechanism for Keys
  • Built-in rechargeable battery
  • Numeric Keypad
  • Windows, Mac, Android & iOS Compatible



The Bluetooth keyboard can be connected to many kinds of devices and is well compatible with your iPad, computer, laptop (Windows / Mac OS / IOS / Android etc.)

The quiet keyboard offers convenience for your life and you can enjoy a quiet working atmosphere in the office and at home.

Charging time: 2 hours Working time: 320 hours (without lights) 8 hours (with brightest lights)

The glowing keyboard has different effects during the day and night and can create a pleasant working atmosphere for you even on a quiet night.

The backlit keyboard has 7 backlight effects. All you have to do is press “Fn + Scroller” to adjust to your favorite color.

Dimension: 430 * 125 * 8mm The bluetooth keyboard has a golden angle of 8 ° so that you won't feel sore muscles after using the keyboard for a long time.


User Manual:


ISJ-WJK70BT4 Specifications
Bluetooth Version Bluetooth 5.1
Working Range 10M
Battery Capacity 1600 mAh
Working Hours 320 Hours(No backlight);8 Hours(with the Brightest Backlight)
Charging Time 2 Hours
Standby Time 2100 Hours
Backlight Sleep Mode After 2 mins no use
Keyboard Sleep Mode After 30 mins no use
Required Systems Mac OS, Windows, iOS and Android
Package Content Backlit Wireless Bluetooth Keyboard * 1;Type C Charging Cable * 1;User Manual * 1


Kindly Note: The keyboard does NOT come with a Bluetooth adapter, please make sure your Windows PC has a Bluetooth function before ordering.

Please note that after the keyboard enters the sleep mode, when you use the keyboard again, it takes 3-5 seconds to react and automatically connect again.


Troubleshooting Common Problems

1)Make sure your keyboard is fully charged before use and make sure you have turned on the bluetooth function when you connect.

2)Make sure your keyboard is in its working range.(10M)

3)Make sure you have been successfully paired to the tablet.

4)Clean up the bluetooth pairing devices on the laptop and trying repairing.

5)Do not pair multiple keyboards to the same device.



1.Do not squeeze, twist or hit the keyboard.

2.Do not put this product in microwave, or strong magnetic field.

3.Prevent splashing. make sure the using environment is dry.

4.Please use a soft dry cloth material to clean the keyboard.Remember to turnoff the keyboard when not using.

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