Update power.inc.sh

inc/power.inc.sh

@@ -1216,7 +1216,7 @@ GET_TUYA_POWER(){
 			VOLT=$(echo "${INFO}" | grep '"6":' | cut -d' ' -f 4 | sed 's/,//g')
 			VOLT=$(echo "scale=1; ${VOLT}/10" | bc -l)
 		fi
-		[ "${WATT}" != "-1" ] && echo "${AMP}:${WATT}:${VOLT}"
+		[ "${WATT}" != "-1" ] && echo "${AMP}:${WATT}:${VOLT}" || echo "0:0:0"
 	fi
 }