diff --git a/homeassistant/components/tuya/base.py b/homeassistant/components/tuya/base.py
index 007df968a70c9..caa618cbe1478 100644
--- a/homeassistant/components/tuya/base.py
+++ b/homeassistant/components/tuya/base.py
@@ -122,6 +122,9 @@ def from_json(cls, data: str) -> Self:
     def from_raw(cls, data: str) -> Self:
         """Decode base64 string and return a ElectricityTypeData object."""
         raw = base64.b64decode(data)
+        voltage = 0.0
+        electriccurrent = 0.0
+        power = 0.0
         try:
             voltage = struct.unpack(">H", raw[0:2])[0] / 10.0
             electriccurrent = struct.unpack(">L", b"\x00" + raw[2:5])[0] / 1000.0