diff --git a/README.md b/README.md
index 16079cbcb08804e5c68f5b2a1b989d131b79157c..7d269b8fc834da4235d07be02033a2bf9b77e47d 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@
 |pickerToolBarFontSize |            |number  |16                 |
 |wheelFlex             |            |array   |[1, 1, 1]          |
 |pickerFontSize        |            |number  |16                 |
+|pickerRowHeight       |            |number  |24                 |
 |pickerFontColor       |            |array   |[31, 31, 31, 1]    |
 |pickerData            |            |array   |                   |
 |selectedValue         |            |array   |                   |
diff --git a/index.d.ts b/index.d.ts
index 5269d3a84c703dfe35765ff54c0320a6d603cd46..85c0616a28fc5a6760d754bf0116a608fbe8f1d0 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -148,6 +148,16 @@ interface PickerOptions {
      */
     pickerFontSize?: number
 
+    /**
+     * Row height of the items in the picker
+     * 
+     * Default is 24
+     * 
+     * @type {number}
+     * @memberof PickerOptions
+     */
+    pickerRowHeight?: number
+
     /**
      * Color of the text for the items in the picker
      * 
diff --git a/index.js b/index.js
index e1902b839e31cb647ff6172d71f5450e21cb6896..ec2af0f2652680594640b8624e886896ebbbabb7 100644
--- a/index.js
+++ b/index.js
@@ -17,6 +17,7 @@ const options = {
     pickerTitleColor: [20, 20, 20, 1],
     pickerToolBarBg: [232, 232, 232, 1],
     pickerBg: [196, 199, 206, 1],
+    pickerRowHeight: 24,
     wheelFlex: [1, 1, 1],
     pickerData: [],
     selectedValue: [],
@@ -29,7 +30,6 @@ const options = {
 };
 
 export default {
-
     init(params){
         const opt = {
             ...options,
diff --git a/ios/RCTBEEPickerManager/BzwPicker.h b/ios/RCTBEEPickerManager/BzwPicker.h
index 2642aa8885b72d19e8915faa438831a4f400c2f3..0da6fcf723d1fe662c3baa4ec88f86d882c56983 100755
--- a/ios/RCTBEEPickerManager/BzwPicker.h
+++ b/ios/RCTBEEPickerManager/BzwPicker.h
@@ -41,7 +41,8 @@ typedef void(^backBolock)(NSDictionary * );
 @property(strong,nonatomic)NSString *rightStr;
 @property(strong,nonatomic)NSString *pickerToolBarFontSize;
 @property(strong,nonatomic)NSString *pickerFontSize;
-@property(strong,nonatomic)NSArray*pickerFontColor;
+@property(strong,nonatomic)NSArray *pickerFontColor;
+@property(strong,nonatomic)NSString *pickerRowHeight;
 
 
 
@@ -78,7 +79,7 @@ typedef void(^backBolock)(NSDictionary * );
 
 
 -(instancetype)initWithFrame:(CGRect)frame dic:(NSDictionary *)dic leftStr:(NSString *)leftStr centerStr:(NSString *)centerStr rightStr:(NSString *)rightStr topbgColor:(NSArray *)topbgColor bottombgColor:(NSArray *)bottombgColor leftbtnbgColor:(NSArray *)leftbtnbgColor rightbtnbgColor:(NSArray *)rightbtnbgColor centerbtnColor:(NSArray *)centerbtnColor selectValueArry:(NSArray *)selectValueArry  weightArry:(NSArray *)weightArry
-       pickerToolBarFontSize:(NSString *)pickerToolBarFontSize  pickerFontSize:(NSString *)pickerFontSize  pickerFontColor:(NSArray *)pickerFontColor;
+       pickerToolBarFontSize:(NSString *)pickerToolBarFontSize  pickerFontSize:(NSString *)pickerFontSize  pickerFontColor:(NSArray *)pickerFontColor  pickerRowHeight:(NSString *)pickerRowHeight;
 
 -(void)selectRow;
 @end
diff --git a/ios/RCTBEEPickerManager/BzwPicker.m b/ios/RCTBEEPickerManager/BzwPicker.m
index 9ab529a4dfc33ccff826ba236577cb594d0fe506..f1b7fe23bea46f2ad5a0e0017fa82bb304ff8495 100755
--- a/ios/RCTBEEPickerManager/BzwPicker.m
+++ b/ios/RCTBEEPickerManager/BzwPicker.m
@@ -12,7 +12,7 @@
 @implementation BzwPicker
 
 -(instancetype)initWithFrame:(CGRect)frame dic:(NSDictionary *)dic leftStr:(NSString *)leftStr centerStr:(NSString *)centerStr rightStr:(NSString *)rightStr topbgColor:(NSArray *)topbgColor bottombgColor:(NSArray *)bottombgColor leftbtnbgColor:(NSArray *)leftbtnbgColor rightbtnbgColor:(NSArray *)rightbtnbgColor centerbtnColor:(NSArray *)centerbtnColor selectValueArry:(NSArray *)selectValueArry  weightArry:(NSArray *)weightArry
-       pickerToolBarFontSize:(NSString *)pickerToolBarFontSize  pickerFontSize:(NSString *)pickerFontSize  pickerFontColor:(NSArray *)pickerFontColor
+       pickerToolBarFontSize:(NSString *)pickerToolBarFontSize  pickerFontSize:(NSString *)pickerFontSize  pickerFontColor:(NSArray *)pickerFontColor pickerRowHeight:(NSString *)pickerRowHeight
 
 {
     self = [super initWithFrame:frame];
@@ -30,6 +30,7 @@
         self.pickerToolBarFontSize=pickerToolBarFontSize;
         self.pickerFontSize=pickerFontSize;
         self.pickerFontColor=pickerFontColor;
+        self.pickerRowHeight=pickerRowHeight;
         [self getStyle];
         [self getnumStyle];
         dispatch_async(dispatch_get_main_queue(), ^{
@@ -469,6 +470,12 @@
         self.bolock(dic);
     }
 }
+
+- (CGFloat)pickerView:(UIPickerView *)pickerView rowHeightForComponent:(NSInteger)component
+{
+    return self.pickerRowHeight.integerValue;
+}
+
 //判断进来的类型是那种
 -(void)getStyle
 {
diff --git a/ios/RCTBEEPickerManager/RCTBEEPickerManager.m b/ios/RCTBEEPickerManager/RCTBEEPickerManager.m
index 7820e365a1e48195e5262ad5a5c1265dfb83843a..2721ae3265c79b4c3608263dad11f1372c76c7ca 100644
--- a/ios/RCTBEEPickerManager/RCTBEEPickerManager.m
+++ b/ios/RCTBEEPickerManager/RCTBEEPickerManager.m
@@ -8,7 +8,7 @@
 
 #import "RCTBEEPickerManager.h"
 #import "BzwPicker.h"
-#import "RCTEventDispatcher.h"
+#import <React/RCTEventDispatcher.h>
 
 @interface RCTBEEPickerManager()
 
@@ -55,7 +55,7 @@ RCT_EXPORT_METHOD(_init:(NSDictionary *)indic){
     NSString *pickerToolBarFontSize=[NSString stringWithFormat:@"%@",indic[@"pickerToolBarFontSize"]];
     NSString *pickerFontSize=[NSString stringWithFormat:@"%@",indic[@"pickerFontSize"]];
     NSArray *pickerFontColor=indic[@"pickerFontColor"];
-
+    NSString *pickerRowHeight=indic[@"pickerRowHeight"];
     id pickerData=indic[@"pickerData"];
 
     NSMutableDictionary *dataDic=[[NSMutableDictionary alloc]init];
@@ -78,10 +78,9 @@ RCT_EXPORT_METHOD(_init:(NSDictionary *)indic){
     }else{
         self.height=220;
     }
-
-    self.pick=[[BzwPicker alloc]initWithFrame:CGRectMake(0, SCREEN_HEIGHT, SCREEN_WIDTH, self.height) dic:dataDic leftStr:pickerCancelBtnText centerStr:pickerTitleText rightStr:pickerConfirmBtnText topbgColor:pickerToolBarBg bottombgColor:pickerBg leftbtnbgColor:pickerCancelBtnColor rightbtnbgColor:pickerConfirmBtnColor centerbtnColor:pickerTitleColor selectValueArry:selectArry weightArry:weightArry pickerToolBarFontSize:pickerToolBarFontSize pickerFontSize:pickerFontSize pickerFontColor:pickerFontColor];
-
-
+    
+    self.pick=[[BzwPicker alloc]initWithFrame:CGRectMake(0, SCREEN_HEIGHT, SCREEN_WIDTH, self.height) dic:dataDic leftStr:pickerCancelBtnText centerStr:pickerTitleText rightStr:pickerConfirmBtnText topbgColor:pickerToolBarBg bottombgColor:pickerBg leftbtnbgColor:pickerCancelBtnColor rightbtnbgColor:pickerConfirmBtnColor centerbtnColor:pickerTitleColor selectValueArry:selectArry weightArry:weightArry pickerToolBarFontSize:pickerToolBarFontSize pickerFontSize:pickerFontSize pickerFontColor:pickerFontColor  pickerRowHeight: pickerRowHeight];
+    
     _pick.bolock=^(NSDictionary *backinfoArry){
 
         dispatch_async(dispatch_get_main_queue(), ^{