diff --git a/ble/protocol/Constants.ts b/ble/protocol/Constants.ts
index d6b75ad..0bdd2e6 100644
--- a/ble/protocol/Constants.ts
+++ b/ble/protocol/Constants.ts
@@ -14,7 +14,7 @@ export const FRAME_CONSTANTS = {
     MAX_DATA_SIZE: 496,
     HEADER_SIZE: 8,
     FOOTER_SIZE: 1,
-    FRAME_INTERVAL: 35, // package transfer idle interval in ms, set 35 ms for ble device have enough time to process data
+    FRAME_INTERVAL: 200, // package transfer idle interval in ms, set 35 ms for ble device have enough time to process data
 } as const;
 
 export type FRAME_HEAD = typeof FRAME_CONSTANTS.HEAD_DEVICE_TO_APP | typeof FRAME_CONSTANTS.HEAD_APP_TO_DEVICE;