# Mars 8.0 TKL Keyboard with in switch backlight and RGB Underglow. * Keyboard Maintainer: [MechMerlin](https://github.com/mechmerlin) * Hardware Supported: Mars 8.0 PCB * Hardware Availability: [Geekhack Group Buy](https://geekhack.org/index.php?topic=93723.0) Make example for this keyboard (after setting up your build environment): make ft/mars80:default Flashing example for this keyboard ([after setting up the bootloadHID flashing environment](https://docs.qmk.fm/#/flashing_bootloadhid)) make ft/mars80:default:flash **Reset Key:** Hold down the key located at `K00`, commonly programmed as `Pause/Break` while plugging in the keyboard. See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).