FEKER IK75 Pro Gasket Mechanical Keyboard Kit 75% 83keys 3 Mode RGB Backlit Hot-Swap Customized Keyboard Kit with 3pin/5pin Switch Sockets Bluetooth 5.0/Wired/2.4GHz DIY Keyboard Kit

If you have any questions or are not satisfied with our products, please contact our customer service before leaving negative comments. Please do not open the board without consulting customer service, we will not be responsible for after-sales service after the keyboard is removed.Warranty period is provided (quality issues can be guaranteed).Product Details.Package includes: case, PCB board, stabilizer, keyboard cable, manualIt is also compatible with the software used to change the keys (please message me).Feker ik75 is tray mounted1.1.1 Battery indicator.Lithium battery (3.7V).When the battery voltage is lower than 3.3V, the indicator on the left Ctrl key flashes; when charging, the indicator is always on.When fully charged, the indicator goes off.1.1.22.4G pairing.Turn on the keyboard, press FN+R to enter 2.4G mode, then press FN+R for 3 seconds to enter pairing mode. Next, insert the receiver and the indicator light will flash rapidly. After successful pairing, it will automatically exit the pairing mode, and the mode indicator will be on for 2 seconds.1.1.3 Bluetooth pairing.Turn on the keyboard, press FN+1/2/3 to enter Bluetooth mode, then press FN+1/2/3 for 3 seconds to make the keyboard enter code matching mode. When it is in code matching mode, the indicator light will flash rapidly. When the device is connected, the indicator light will be on for 2 seconds. If the device is not connected, the indicator will go off and the keyboard will be in hibernate state.1.1.4 Backlight Mode.Press FN+Del to change the backlight modePress FN+Space to turn off the backlightCompatibility.Bluetooth. Compatible with all Bluetooth Dongle on the market, the notebook built-in Bluetooth module, Bluetooth 5.0 needs to support WIN8 or above, tablets and cell phones, etc., compatible with Windows 2000 or above and MAC operating system.Please be careful when trying to open the case to replace the PC board, especially the 3 mode version, because the switch pins are easy to break! ! !Follow us now to receive coupons!We care about our customers, that's why we offer it to you.Responsive chat staff for customer service and consultationQuality productsAfter-sales supportHappy shopping!Delivery time