@dderevjanik/termux-api/dist/scripts/termux-brightness.d.ts

This library allows you to interact with your Android device from Node.js using termux-api

export interface BrightnessOptions {
    /**
     * Set the screen brightness between 0 and 255 or auto
     * @default 240
     */
    value: number | "auto";
}
/**
 * Set the screen brightness
 */
export declare function brightness(options: BrightnessOptions): Promise<void>;