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diff --git a/README.md b/README.md
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+# Lazy Numbers
+
+<div style="text-align=center">
+<img src="./screenshot/opinion.png">
+</div>
+
+Enter Numbers without moving your hands off the home row!!!
+
+![](./screenshot/example.gif)
+
+## Install
+
+### MELPA:
+
+```
+M-x package-install lazy-numbers
+```
+
+## use-package
+
+```elisp
+(use-package lazy-numebrs
+    :ensure t)
+```
+
+### Manual installation
+
+```elisp
+(add-to-list 'load-path "/path/to/lazy-numbers/")
+(require 'lazy-numbers)
+
+(global-set-key (kbd "C-'") #'lazy-number-enter)
+```
+
+### Usage
+
+Press `C-'` to enter **home-row number input mode**, then use
+
+```
+a s d f g h j k l ;
+1 2 3 4 5 6 7 8 9 0
+```
+
+Press `ESC` to exit.
+
+
+## About
+
diff --git a/lazy-numbers.el b/lazy-numbers.el
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+;;; lazy-numbers.el --- Enter numbers without moving your hands off the home row -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2026 Verdant
+
+;; Author: Verdant <verdant.im@outlook.com>
+;; Version: 0.1
+;; Package-Requires: ((emacs "27.1"))
+;; Keywords: convenience, tools, lazy
+;; URL: https://github.com/yingyu5658/lazy-numbers.el
+
+;;; Commentary:
+;; Use `C-'` and home row keys to enter numbers
+;;; Code:
+
+(defvar lazy-number-transient-map
+  (let ((map (make-sparse-keymap)))
+    (define-key map (kbd "a") (lambda () (interactive) (insert "1") (forward-char 1)))
+    (define-key map (kbd "s") (lambda () (interactive) (insert "2") (forward-char 1)))
+    (define-key map (kbd "d") (lambda () (interactive) (insert "3") (forward-char 1)))
+    (define-key map (kbd "f") (lambda () (interactive) (insert "4") (forward-char 1)))
+    (define-key map (kbd "g") (lambda () (interactive) (insert "5") (forward-char 1)))
+    (define-key map (kbd "h") (lambda () (interactive) (insert "6") (forward-char 1)))
+    (define-key map (kbd "j") (lambda () (interactive) (insert "7") (forward-char 1)))
+    (define-key map (kbd "k") (lambda () (interactive) (insert "8") (forward-char 1)))
+    (define-key map (kbd "l") (lambda () (interactive) (insert "9") (forward-char 1)))
+    (define-key map (kbd ";") (lambda () (interactive) (insert "0") (forward-char 1)))
+
+    ;; exit
+    (define-key map (kbd "ESC") #'keyboard-quit)
+    map)
+  "Key map for SPC number input.")
+
+(defun lazy-number-enter ()
+  "Enter transient number input mode."
+  (interactive)
+  (set-transient-map lazy-number-transient-map t))
+
+(global-set-key (kbd "C-'") #'lazy-number-enter)
+
+(defvar lazy-number-mode-map
+  (let ((map (make-sparse-keymap)))
+    (define-key map (kbd "C-'") #'lazy-number-enter)
+    map))
+
+(provide 'lazy-numbers)
+
+;;; lazy-number.el ends here
diff --git a/screenshot/example.gif b/screenshot/example.gif
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diff --git a/screenshot/opinion.png b/screenshot/opinion.png
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+++ b/screenshot/opinion.png