diff --git a/src/form/index.js b/src/form/index.js
index 77f2e3e..acc2971 100644
--- a/src/form/index.js
+++ b/src/form/index.js
@@ -9,3 +9,4 @@ import './select.js'
 import './star.js'
 import './switch.js'
 import './textarea.js'
+import './slider.js'
diff --git a/src/slider/index.js b/src/form/slider.js
similarity index 96%
rename from src/slider/index.js
rename to src/form/slider.js
index 1d43a5c..4edca1c 100644
--- a/src/slider/index.js
+++ b/src/form/slider.js
@@ -38,8 +38,8 @@ class Slider extends Component {
       }
     },
     vertical: false,
-    range: false,
-    disabled: false
+    disabled: false,
+    lazy: 'num!0'
   }
 
   #len = 100
@@ -48,6 +48,8 @@ class Slider extends Component {
   #value = 0 // 内部的值, 固定使用 0-100范围的值
   #decimal = 0 //小数位
 
+  #stamp = 0
+
   static styles = [
     css`
       :host {
@@ -241,8 +243,9 @@ class Slider extends Component {
 
   #seek(ev) {
     let { clientWidth: w, clientHeight: h } = ev.target
-    let { min, max, step } = this
+    let { min, max, step, lazy } = this
     let val = 0
+    let now = Date.now()
 
     if (this.vertical) {
       val = (h - ev.y) / h
@@ -253,7 +256,14 @@ class Slider extends Component {
     val += min
 
     this.value = this.#fix(val)
+
+    // 并发拦截
+    if (lazy > 0 && now - this.#stamp < lazy) {
+      return
+    }
+    this.#stamp = now
     this.$emit('input')
+    this.$emit('change')
   }
 
   #mousedown(ev) {