diff --git a/src/types/response/v2/futures.ts b/src/types/response/v2/futures.ts
index 49cba3c..70c22f3 100644
--- a/src/types/response/v2/futures.ts
+++ b/src/types/response/v2/futures.ts
@@ -86,14 +86,14 @@ export interface FuturesFillV2 {
 }
 
 export type FuturesCandlestickV2 = [
-  string,
-  string,
-  string,
-  string,
-  string,
-  string,
-  string,
-  string,
+  string, // timestamp
+  string, // open
+  string, // high
+  string, // low
+  string, // close
+  string, // baseVolume
+  string, // usdtVolume
+  string, // quoteVolume
 ];
 
 export interface FuturesOpenInterestV2 {
diff --git a/src/types/response/v2/spot.ts b/src/types/response/v2/spot.ts
index 87495be..f99bff7 100644
--- a/src/types/response/v2/spot.ts
+++ b/src/types/response/v2/spot.ts
@@ -93,14 +93,14 @@ export interface SpotOrderBookDepthV2 {
 }
 
 export type SpotCandlestickV2 = [
-  string,
-  string,
-  string,
-  string,
-  string,
-  string,
-  string,
-  string,
+  string, // timestamp
+  string, // open
+  string, // high
+  string, // low
+  string, // close
+  string, // baseVolume
+  string, // usdtVolume
+  string, // quoteVolume
 ];
 
 export interface SpotTradeV2 {