diff --git a/custom_components/jackery/sensor.py b/custom_components/jackery/sensor.py
index 17f2930..d99a8bb 100644
--- a/custom_components/jackery/sensor.py
+++ b/custom_components/jackery/sensor.py
@@ -21,7 +21,7 @@ from . import DOMAIN
 
 _LOGGER = logging.getLogger(__name__)
 
-POLL_INTERVAL = 10  # seconds between poll requests
+POLL_INTERVAL = 3  # seconds between poll requests
 
 # ---------------------------------------------------------------------------
 # Sensor descriptors